1339778830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{355379}}^1$

素因数の和:355428

約数の個数: 32

約数和(自身を含む): 2686672800

約数和(自身を除く): 1346893970

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 355379, 710758, 1776895, 3553790, 4619927, 9239854, 10305991, 20611982, 23099635, 46199270, 51529955, 103059910, 133977883, 267955766, 669889415, 1339778830]

約数ペア:

[(1, 1339778830), (2, 669889415), (5, 267955766), (10, 133977883), (13, 103059910), (26, 51529955), (29, 46199270), (58, 23099635), (65, 20611982), (130, 10305991), (145, 9239854), (290, 4619927), (377, 3553790), (754, 1776895), (1885, 710758), (3770, 355379)]