13442480

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1487}}^1$

素因数の和:1613

約数の個数: 40

約数和(自身を含む): 31551552

約数和(自身を除く): 18109072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1487, 1808, 2260, 2974, 4520, 5948, 7435, 9040, 11896, 14870, 23792, 29740, 59480, 118960, 168031, 336062, 672124, 840155, 1344248, 1680310, 2688496, 3360620, 6721240, 13442480]

約数ペア:

[(1, 13442480), (2, 6721240), (4, 3360620), (5, 2688496), (8, 1680310), (10, 1344248), (16, 840155), (20, 672124), (40, 336062), (80, 168031), (113, 118960), (226, 59480), (452, 29740), (565, 23792), (904, 14870), (1130, 11896), (1487, 9040), (1808, 7435), (2260, 5948), (2974, 4520)]