2238340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8609}}^1$

素因数の和:8631

約数の個数: 24

約数和(自身を含む): 5062680

約数和(自身を除く): 2824340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8609, 17218, 34436, 43045, 86090, 111917, 172180, 223834, 447668, 559585, 1119170, 2238340]

約数ペア:

[(1, 2238340), (2, 1119170), (4, 559585), (5, 447668), (10, 223834), (13, 172180), (20, 111917), (26, 86090), (52, 43045), (65, 34436), (130, 17218), (260, 8609)]