491170081940

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{53738521}}^1$

素因数の和:53738987

約数の個数: 24

約数和(自身を含む): 1033714209192

約数和(自身を除く): 542544127252

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4570, 9140, 53738521, 107477042, 214954084, 268692605, 537385210, 1074770420, 24558504097, 49117008194, 98234016388, 122792520485, 245585040970, 491170081940]

約数ペア:

[(1, 491170081940), (2, 245585040970), (4, 122792520485), (5, 98234016388), (10, 49117008194), (20, 24558504097), (457, 1074770420), (914, 537385210), (1828, 268692605), (2285, 214954084), (4570, 107477042), (9140, 53738521)]