205599770

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{478139}}^1$

素因数の和:478189

約数の個数: 16

約数和(自身を含む): 378686880

約数和(自身を除く): 173087110

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 478139, 956278, 2390695, 4781390, 20559977, 41119954, 102799885, 205599770]

約数ペア:

[(1, 205599770), (2, 102799885), (5, 41119954), (10, 20559977), (43, 4781390), (86, 2390695), (215, 956278), (430, 478139)]