2040897980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{40867}}^1$

素因数の和:41114

約数の個数: 48

約数和(自身を含む): 4696223616

約数和(自身を除く): 2655325636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 454, 908, 1135, 2270, 2497, 4540, 4994, 9988, 12485, 24970, 40867, 49940, 81734, 163468, 204335, 408670, 449537, 817340, 899074, 1798148, 2247685, 4495370, 8990740, 9276809, 18553618, 37107236, 46384045, 92768090, 102044899, 185536180, 204089798, 408179596, 510224495, 1020448990, 2040897980]

約数ペア:

[(1, 2040897980), (2, 1020448990), (4, 510224495), (5, 408179596), (10, 204089798), (11, 185536180), (20, 102044899), (22, 92768090), (44, 46384045), (55, 37107236), (110, 18553618), (220, 9276809), (227, 8990740), (454, 4495370), (908, 2247685), (1135, 1798148), (2270, 899074), (2497, 817340), (4540, 449537), (4994, 408670), (9988, 204335), (12485, 163468), (24970, 81734), (40867, 49940)]