3885191780

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1397551}}^1$

素因数の和:1397699

約数の個数: 24

約数和(自身を含む): 8217605760

約数和(自身を除く): 4332413980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 1397551, 2795102, 5590204, 6987755, 13975510, 27951020, 194259589, 388519178, 777038356, 971297945, 1942595890, 3885191780]

約数ペア:

[(1, 3885191780), (2, 1942595890), (4, 971297945), (5, 777038356), (10, 388519178), (20, 194259589), (139, 27951020), (278, 13975510), (556, 6987755), (695, 5590204), (1390, 2795102), (2780, 1397551)]