5352920

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{821}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 12132720

約数和(自身を除く): 6779800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 821, 1304, 1630, 1642, 3260, 3284, 4105, 6520, 6568, 8210, 16420, 32840, 133823, 267646, 535292, 669115, 1070584, 1338230, 2676460, 5352920]

約数ペア:

[(1, 5352920), (2, 2676460), (4, 1338230), (5, 1070584), (8, 669115), (10, 535292), (20, 267646), (40, 133823), (163, 32840), (326, 16420), (652, 8210), (815, 6568), (821, 6520), (1304, 4105), (1630, 3284), (1642, 3260)]