1520390080

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431929}}^1$

素因数の和:431957

約数の個数: 56

約数和(自身を含む): 3949567920

約数和(自身を除く): 2429177840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 431929, 863858, 1727716, 2159645, 3455432, 4319290, 4751219, 6910864, 8638580, 9502438, 13821728, 17277160, 19004876, 23756095, 27643456, 34554320, 38009752, 47512190, 69108640, 76019504, 95024380, 138217280, 152039008, 190048760, 304078016, 380097520, 760195040, 1520390080]

約数ペア:

[(1, 1520390080), (2, 760195040), (4, 380097520), (5, 304078016), (8, 190048760), (10, 152039008), (11, 138217280), (16, 95024380), (20, 76019504), (22, 69108640), (32, 47512190), (40, 38009752), (44, 34554320), (55, 27643456), (64, 23756095), (80, 19004876), (88, 17277160), (110, 13821728), (160, 9502438), (176, 8638580), (220, 6910864), (320, 4751219), (352, 4319290), (440, 3455432), (704, 2159645), (880, 1727716), (1760, 863858), (3520, 431929)]