57872840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{33647}}^1$

素因数の和:33701

約数の個数: 32

約数和(自身を含む): 133246080

約数和(自身を除く): 75373240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 33647, 67294, 134588, 168235, 269176, 336470, 672940, 1345880, 1446821, 2893642, 5787284, 7234105, 11574568, 14468210, 28936420, 57872840]

約数ペア:

[(1, 57872840), (2, 28936420), (4, 14468210), (5, 11574568), (8, 7234105), (10, 5787284), (20, 2893642), (40, 1446821), (43, 1345880), (86, 672940), (172, 336470), (215, 269176), (344, 168235), (430, 134588), (860, 67294), (1720, 33647)]