22813480

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3499}}^1$

素因数の和:3673

約数の個数: 32

約数和(自身を含む): 51660000

約数和(自身を除く): 28846520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 3499, 6520, 6998, 13996, 17495, 27992, 34990, 69980, 139960, 570337, 1140674, 2281348, 2851685, 4562696, 5703370, 11406740, 22813480]

約数ペア:

[(1, 22813480), (2, 11406740), (4, 5703370), (5, 4562696), (8, 2851685), (10, 2281348), (20, 1140674), (40, 570337), (163, 139960), (326, 69980), (652, 34990), (815, 27992), (1304, 17495), (1630, 13996), (3260, 6998), (3499, 6520)]