853399160

素因数分解:

$2^3\times 5^1\times {\mathrm{21334979}}^1$

素因数の和:21334990

約数の個数: 16

約数和(自身を含む): 1920148200

約数和(自身を除く): 1066749040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 21334979, 42669958, 85339916, 106674895, 170679832, 213349790, 426699580, 853399160]

約数ペア:

[(1, 853399160), (2, 426699580), (4, 213349790), (5, 170679832), (8, 106674895), (10, 85339916), (20, 42669958), (40, 21334979)]