13660340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11197}}^1$

素因数の和:11267

約数の個数: 24

約数和(自身を含む): 29159592

約数和(自身を除く): 15499252

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 11197, 22394, 44788, 55985, 111970, 223940, 683017, 1366034, 2732068, 3415085, 6830170, 13660340]

約数ペア:

[(1, 13660340), (2, 6830170), (4, 3415085), (5, 2732068), (10, 1366034), (20, 683017), (61, 223940), (122, 111970), (244, 55985), (305, 44788), (610, 22394), (1220, 11197)]