17886440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:147

約数の個数: 128

約数和(自身を含む): 48988800

約数和(自身を除く): 31102360

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 53, 55, 59, 65, 88, 104, 106, 110, 118, 130, 143, 212, 220, 236, 260, 265, 286, 295, 424, 440, 472, 520, 530, 572, 583, 590, 649, 689, 715, 767, 1060, 1144, 1166, 1180, 1298, 1378, 1430, 1534, 2120, 2332, 2360, 2596, 2756, 2860, 2915, 3068, 3127, 3245, 3445, 3835, 4664, 5192, 5512, 5720, 5830, 6136, 6254, 6490, 6890, 7579, 7670, 8437, 11660, 12508, 12980, 13780, 15158, 15340, 15635, 16874, 23320, 25016, 25960, 27560, 30316, 30680, 31270, 33748, 34397, 37895, 40651, 42185, 60632, 62540, 67496, 68794, 75790, 81302, 84370, 125080, 137588, 151580, 162604, 168740, 171985, 203255, 275176, 303160, 325208, 337480, 343970, 406510, 447161, 687940, 813020, 894322, 1375880, 1626040, 1788644, 2235805, 3577288, 4471610, 8943220, 17886440]

約数ペア:

[(1, 17886440), (2, 8943220), (4, 4471610), (5, 3577288), (8, 2235805), (10, 1788644), (11, 1626040), (13, 1375880), (20, 894322), (22, 813020), (26, 687940), (40, 447161), (44, 406510), (52, 343970), (53, 337480), (55, 325208), (59, 303160), (65, 275176), (88, 203255), (104, 171985), (106, 168740), (110, 162604), (118, 151580), (130, 137588), (143, 125080), (212, 84370), (220, 81302), (236, 75790), (260, 68794), (265, 67496), (286, 62540), (295, 60632), (424, 42185), (440, 40651), (472, 37895), (520, 34397), (530, 33748), (572, 31270), (583, 30680), (590, 30316), (649, 27560), (689, 25960), (715, 25016), (767, 23320), (1060, 16874), (1144, 15635), (1166, 15340), (1180, 15158), (1298, 13780), (1378, 12980), (1430, 12508), (1534, 11660), (2120, 8437), (2332, 7670), (2360, 7579), (2596, 6890), (2756, 6490), (2860, 6254), (2915, 6136), (3068, 5830), (3127, 5720), (3245, 5512), (3445, 5192), (3835, 4664)]