4268840

素因数分解:

$2^3\times 5^1\times {\mathrm{106721}}^1$

素因数の和:106732

約数の個数: 16

約数和(自身を含む): 9604980

約数和(自身を除く): 5336140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 106721, 213442, 426884, 533605, 853768, 1067210, 2134420, 4268840]

約数ペア:

[(1, 4268840), (2, 2134420), (4, 1067210), (5, 853768), (8, 533605), (10, 426884), (20, 213442), (40, 106721)]