20173030580

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1609}}^1\times {\mathrm{2971}}^1$

素因数の和:4800

約数の個数: 48

約数和(自身を含む): 42604927680

約数和(自身を除く): 22431897100

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 1609, 2110, 2971, 3218, 4220, 5942, 6436, 8045, 11884, 14855, 16090, 29710, 32180, 59420, 339499, 626881, 678998, 1253762, 1357996, 1697495, 2507524, 3134405, 3394990, 4780339, 6268810, 6789980, 9560678, 12537620, 19121356, 23901695, 47803390, 95606780, 1008651529, 2017303058, 4034606116, 5043257645, 10086515290, 20173030580]

約数ペア:

[(1, 20173030580), (2, 10086515290), (4, 5043257645), (5, 4034606116), (10, 2017303058), (20, 1008651529), (211, 95606780), (422, 47803390), (844, 23901695), (1055, 19121356), (1609, 12537620), (2110, 9560678), (2971, 6789980), (3218, 6268810), (4220, 4780339), (5942, 3394990), (6436, 3134405), (8045, 2507524), (11884, 1697495), (14855, 1357996), (16090, 1253762), (29710, 678998), (32180, 626881), (59420, 339499)]