13306560740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{991547}}^1$

素因数の和:991628

約数の個数: 48

約数和(自身を含む): 30983891904

約数和(自身を除く): 17677331164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 6710, 13420, 991547, 1983094, 3966188, 4957735, 9915470, 10907017, 19830940, 21814034, 43628068, 54535085, 60484367, 109070170, 120968734, 218140340, 241937468, 302421835, 604843670, 665328037, 1209687340, 1330656074, 2661312148, 3326640185, 6653280370, 13306560740]

約数ペア:

[(1, 13306560740), (2, 6653280370), (4, 3326640185), (5, 2661312148), (10, 1330656074), (11, 1209687340), (20, 665328037), (22, 604843670), (44, 302421835), (55, 241937468), (61, 218140340), (110, 120968734), (122, 109070170), (220, 60484367), (244, 54535085), (305, 43628068), (610, 21814034), (671, 19830940), (1220, 10907017), (1342, 9915470), (2684, 4957735), (3355, 3966188), (6710, 1983094), (13420, 991547)]