1680851890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{59753}}^1$

素因数の和:59886

約数の個数: 32

約数和(自身を含む): 3162181680

約数和(自身を除く): 1481329790

約数列:

[1, 2, 5, 10, 29, 58, 97, 145, 194, 290, 485, 970, 2813, 5626, 14065, 28130, 59753, 119506, 298765, 597530, 1732837, 3465674, 5796041, 8664185, 11592082, 17328370, 28980205, 57960410, 168085189, 336170378, 840425945, 1680851890]

約数ペア:

[(1, 1680851890), (2, 840425945), (5, 336170378), (10, 168085189), (29, 57960410), (58, 28980205), (97, 17328370), (145, 11592082), (194, 8664185), (290, 5796041), (485, 3465674), (970, 1732837), (2813, 597530), (5626, 298765), (14065, 119506), (28130, 59753)]