20531500440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{914951}}^1$

素因数の和:914993

約数の個数: 128

約数和(自身を含む): 71146667520

約数和(自身を除く): 50615167080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 935, 1020, 1122, 1320, 1496, 1870, 2040, 2244, 2805, 3740, 4488, 5610, 7480, 11220, 22440, 914951, 1829902, 2744853, 3659804, 4574755, 5489706, 7319608, 9149510, 10064461, 10979412, 13724265, 15554167, 18299020, 20128922, 21958824, 27448530, 30193383, 31108334, 36598040, 40257844, 46662501, 50322305, 54897060, 60386766, 62216668, 77770835, 80515688, 93325002, 100644610, 109794120, 120773532, 124433336, 150966915, 155541670, 171095837, 186650004, 201289220, 233312505, 241547064, 301933830, 311083340, 342191674, 373300008, 402578440, 466625010, 513287511, 603867660, 622166680, 684383348, 855479185, 933250020, 1026575022, 1207735320, 1368766696, 1710958370, 1866500040, 2053150044, 2566437555, 3421916740, 4106300088, 5132875110, 6843833480, 10265750220, 20531500440]

約数ペア:

[(1, 20531500440), (2, 10265750220), (3, 6843833480), (4, 5132875110), (5, 4106300088), (6, 3421916740), (8, 2566437555), (10, 2053150044), (11, 1866500040), (12, 1710958370), (15, 1368766696), (17, 1207735320), (20, 1026575022), (22, 933250020), (24, 855479185), (30, 684383348), (33, 622166680), (34, 603867660), (40, 513287511), (44, 466625010), (51, 402578440), (55, 373300008), (60, 342191674), (66, 311083340), (68, 301933830), (85, 241547064), (88, 233312505), (102, 201289220), (110, 186650004), (120, 171095837), (132, 155541670), (136, 150966915), (165, 124433336), (170, 120773532), (187, 109794120), (204, 100644610), (220, 93325002), (255, 80515688), (264, 77770835), (330, 62216668), (340, 60386766), (374, 54897060), (408, 50322305), (440, 46662501), (510, 40257844), (561, 36598040), (660, 31108334), (680, 30193383), (748, 27448530), (935, 21958824), (1020, 20128922), (1122, 18299020), (1320, 15554167), (1496, 13724265), (1870, 10979412), (2040, 10064461), (2244, 9149510), (2805, 7319608), (3740, 5489706), (4488, 4574755), (5610, 3659804), (7480, 2744853), (11220, 1829902), (22440, 914951)]