4117640

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{331}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 9322560

約数和(自身を除く): 5204920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 331, 622, 662, 1244, 1324, 1555, 1655, 2488, 2648, 3110, 3310, 6220, 6620, 12440, 13240, 102941, 205882, 411764, 514705, 823528, 1029410, 2058820, 4117640]

約数ペア:

[(1, 4117640), (2, 2058820), (4, 1029410), (5, 823528), (8, 514705), (10, 411764), (20, 205882), (40, 102941), (311, 13240), (331, 12440), (622, 6620), (662, 6220), (1244, 3310), (1324, 3110), (1555, 2648), (1655, 2488)]