2012156860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{181931}}^1$

素因数の和:182026

約数の個数: 48

約数和(自身を含む): 4890332160

約数和(自身を除く): 2878175300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 11060, 181931, 363862, 727724, 909655, 1273517, 1819310, 2547034, 3638620, 5094068, 6367585, 12735170, 14372549, 25470340, 28745098, 57490196, 71862745, 100607843, 143725490, 201215686, 287450980, 402431372, 503039215, 1006078430, 2012156860]

約数ペア:

[(1, 2012156860), (2, 1006078430), (4, 503039215), (5, 402431372), (7, 287450980), (10, 201215686), (14, 143725490), (20, 100607843), (28, 71862745), (35, 57490196), (70, 28745098), (79, 25470340), (140, 14372549), (158, 12735170), (316, 6367585), (395, 5094068), (553, 3638620), (790, 2547034), (1106, 1819310), (1580, 1273517), (2212, 909655), (2765, 727724), (5530, 363862), (11060, 181931)]