220126864

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{349}}^1\times {\mathrm{499}}^1$

素因数の和:935

約数の個数: 40

約数和(自身を含む): 434000000

約数和(自身を除く): 213873136

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 349, 499, 632, 698, 998, 1264, 1396, 1996, 2792, 3992, 5584, 7984, 27571, 39421, 55142, 78842, 110284, 157684, 174151, 220568, 315368, 348302, 441136, 630736, 696604, 1393208, 2786416, 13757929, 27515858, 55031716, 110063432, 220126864]

約数ペア:

[(1, 220126864), (2, 110063432), (4, 55031716), (8, 27515858), (16, 13757929), (79, 2786416), (158, 1393208), (316, 696604), (349, 630736), (499, 441136), (632, 348302), (698, 315368), (998, 220568), (1264, 174151), (1396, 157684), (1996, 110284), (2792, 78842), (3992, 55142), (5584, 39421), (7984, 27571)]