104400367640

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{5315701}}^1$

素因数の和:5316203

約数の個数: 32

約数和(自身を含む): 235379284560

約数和(自身を除く): 130978916920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3928, 4910, 9820, 19640, 5315701, 10631402, 21262804, 26578505, 42525608, 53157010, 106314020, 212628040, 2610009191, 5220018382, 10440036764, 13050045955, 20880073528, 26100091910, 52200183820, 104400367640]

約数ペア:

[(1, 104400367640), (2, 52200183820), (4, 26100091910), (5, 20880073528), (8, 13050045955), (10, 10440036764), (20, 5220018382), (40, 2610009191), (491, 212628040), (982, 106314020), (1964, 53157010), (2455, 42525608), (3928, 26578505), (4910, 21262804), (9820, 10631402), (19640, 5315701)]