78992620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{564233}}^1$

素因数の和:564249

約数の個数: 24

約数和(自身を含む): 189582624

約数和(自身を除く): 110590004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 564233, 1128466, 2256932, 2821165, 3949631, 5642330, 7899262, 11284660, 15798524, 19748155, 39496310, 78992620]

約数ペア:

[(1, 78992620), (2, 39496310), (4, 19748155), (5, 15798524), (7, 11284660), (10, 7899262), (14, 5642330), (20, 3949631), (28, 2821165), (35, 2256932), (70, 1128466), (140, 564233)]