10198820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26839}}^1$

素因数の和:26867

約数の個数: 24

約数和(自身を含む): 22545600

約数和(自身を除く): 12346780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 26839, 53678, 107356, 134195, 268390, 509941, 536780, 1019882, 2039764, 2549705, 5099410, 10198820]

約数ペア:

[(1, 10198820), (2, 5099410), (4, 2549705), (5, 2039764), (10, 1019882), (19, 536780), (20, 509941), (38, 268390), (76, 134195), (95, 107356), (190, 53678), (380, 26839)]