10705840

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{821}}^1$

素因数の和:997

約数の個数: 40

約数和(自身を含む): 25074288

約数和(自身を除く): 14368448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 821, 1304, 1630, 1642, 2608, 3260, 3284, 4105, 6520, 6568, 8210, 13040, 13136, 16420, 32840, 65680, 133823, 267646, 535292, 669115, 1070584, 1338230, 2141168, 2676460, 5352920, 10705840]

約数ペア:

[(1, 10705840), (2, 5352920), (4, 2676460), (5, 2141168), (8, 1338230), (10, 1070584), (16, 669115), (20, 535292), (40, 267646), (80, 133823), (163, 65680), (326, 32840), (652, 16420), (815, 13136), (821, 13040), (1304, 8210), (1630, 6568), (1642, 6520), (2608, 4105), (3260, 3284)]