72600161780

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{18426437}}^1$

素因数の和:18426643

約数の個数: 24

約数和(自身を含む): 153234258408

約数和(自身を除く): 80634096628

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 18426437, 36852874, 73705748, 92132185, 184264370, 368528740, 3630008089, 7260016178, 14520032356, 18150040445, 36300080890, 72600161780]

約数ペア:

[(1, 72600161780), (2, 36300080890), (4, 18150040445), (5, 14520032356), (10, 7260016178), (20, 3630008089), (197, 368528740), (394, 184264370), (788, 92132185), (985, 73705748), (1970, 36852874), (3940, 18426437)]