20029861720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{2351}}^1$

素因数の和:2474

約数の個数: 192

約数和(自身を含む): 53028380160

約数和(自身を除く): 32998518440

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 67, 68, 85, 88, 110, 134, 136, 170, 187, 220, 268, 289, 335, 340, 374, 440, 536, 578, 670, 680, 737, 748, 935, 1139, 1156, 1340, 1445, 1474, 1496, 1870, 2278, 2312, 2351, 2680, 2890, 2948, 3179, 3685, 3740, 4556, 4702, 5695, 5780, 5896, 6358, 7370, 7480, 9112, 9404, 11390, 11560, 11755, 12529, 12716, 14740, 15895, 18808, 19363, 22780, 23510, 25058, 25432, 25861, 29480, 31790, 38726, 39967, 45560, 47020, 50116, 51722, 62645, 63580, 77452, 79934, 94040, 96815, 100232, 103444, 125290, 127160, 129305, 154904, 157517, 159868, 193630, 199835, 206888, 212993, 250580, 258610, 315034, 319736, 387260, 399670, 425986, 439637, 501160, 517220, 630068, 679439, 774520, 787585, 799340, 851972, 879274, 1034440, 1064965, 1260136, 1358878, 1575170, 1598680, 1703944, 1732687, 1758548, 2129930, 2198185, 2677789, 2717756, 3150340, 3397195, 3465374, 3517096, 4259860, 4396370, 5355578, 5435512, 6300680, 6794390, 6930748, 7473829, 8519720, 8663435, 8792740, 10711156, 13388945, 13588780, 13861496, 14947658, 17326870, 17585480, 21422312, 26777890, 27177560, 29455679, 29895316, 34653740, 37369145, 45522413, 53555780, 58911358, 59790632, 69307480, 74738290, 91044826, 107111560, 117822716, 147278395, 149476580, 182089652, 227612065, 235645432, 294556790, 298953160, 364179304, 455224130, 500746543, 589113580, 910448260, 1001493086, 1178227160, 1820896520, 2002986172, 2503732715, 4005972344, 5007465430, 10014930860, 20029861720]

約数ペア:

[(1, 20029861720), (2, 10014930860), (4, 5007465430), (5, 4005972344), (8, 2503732715), (10, 2002986172), (11, 1820896520), (17, 1178227160), (20, 1001493086), (22, 910448260), (34, 589113580), (40, 500746543), (44, 455224130), (55, 364179304), (67, 298953160), (68, 294556790), (85, 235645432), (88, 227612065), (110, 182089652), (134, 149476580), (136, 147278395), (170, 117822716), (187, 107111560), (220, 91044826), (268, 74738290), (289, 69307480), (335, 59790632), (340, 58911358), (374, 53555780), (440, 45522413), (536, 37369145), (578, 34653740), (670, 29895316), (680, 29455679), (737, 27177560), (748, 26777890), (935, 21422312), (1139, 17585480), (1156, 17326870), (1340, 14947658), (1445, 13861496), (1474, 13588780), (1496, 13388945), (1870, 10711156), (2278, 8792740), (2312, 8663435), (2351, 8519720), (2680, 7473829), (2890, 6930748), (2948, 6794390), (3179, 6300680), (3685, 5435512), (3740, 5355578), (4556, 4396370), (4702, 4259860), (5695, 3517096), (5780, 3465374), (5896, 3397195), (6358, 3150340), (7370, 2717756), (7480, 2677789), (9112, 2198185), (9404, 2129930), (11390, 1758548), (11560, 1732687), (11755, 1703944), (12529, 1598680), (12716, 1575170), (14740, 1358878), (15895, 1260136), (18808, 1064965), (19363, 1034440), (22780, 879274), (23510, 851972), (25058, 799340), (25432, 787585), (25861, 774520), (29480, 679439), (31790, 630068), (38726, 517220), (39967, 501160), (45560, 439637), (47020, 425986), (50116, 399670), (51722, 387260), (62645, 319736), (63580, 315034), (77452, 258610), (79934, 250580), (94040, 212993), (96815, 206888), (100232, 199835), (103444, 193630), (125290, 159868), (127160, 157517), (129305, 154904)]