38557960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137707}}^1$

素因数の和:137725

約数の個数: 32

約数和(自身を含む): 99149760

約数和(自身を除く): 60591800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 137707, 275414, 550828, 688535, 963949, 1101656, 1377070, 1927898, 2754140, 3855796, 4819745, 5508280, 7711592, 9639490, 19278980, 38557960]

約数ペア:

[(1, 38557960), (2, 19278980), (4, 9639490), (5, 7711592), (7, 5508280), (8, 4819745), (10, 3855796), (14, 2754140), (20, 1927898), (28, 1377070), (35, 1101656), (40, 963949), (56, 688535), (70, 550828), (140, 275414), (280, 137707)]