3123320

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{691}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 7099920

約数和(自身を除く): 3976600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 691, 904, 1130, 1382, 2260, 2764, 3455, 4520, 5528, 6910, 13820, 27640, 78083, 156166, 312332, 390415, 624664, 780830, 1561660, 3123320]

約数ペア:

[(1, 3123320), (2, 1561660), (4, 780830), (5, 624664), (8, 390415), (10, 312332), (20, 156166), (40, 78083), (113, 27640), (226, 13820), (452, 6910), (565, 5528), (691, 4520), (904, 3455), (1130, 2764), (1382, 2260)]