380672680

素因数分解:

$2^3\times 5^1\times {\mathrm{9516817}}^1$

素因数の和:9516828

約数の個数: 16

約数和(自身を含む): 856513620

約数和(自身を除く): 475840940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9516817, 19033634, 38067268, 47584085, 76134536, 95168170, 190336340, 380672680]

約数ペア:

[(1, 380672680), (2, 190336340), (4, 95168170), (5, 76134536), (8, 47584085), (10, 38067268), (20, 19033634), (40, 9516817)]