191716780

素因数分解:

$2^2\times 5^1\times {\mathrm{1877}}^1\times {\mathrm{5107}}^1$

素因数の和:6993

約数の個数: 24

約数和(自身を含む): 402898608

約数和(自身を除く): 211181828

約数列:

[1, 2, 4, 5, 10, 20, 1877, 3754, 5107, 7508, 9385, 10214, 18770, 20428, 25535, 37540, 51070, 102140, 9585839, 19171678, 38343356, 47929195, 95858390, 191716780]

約数ペア:

[(1, 191716780), (2, 95858390), (4, 47929195), (5, 38343356), (10, 19171678), (20, 9585839), (1877, 102140), (3754, 51070), (5107, 37540), (7508, 25535), (9385, 20428), (10214, 18770)]