397008620

素因数分解:

$2^2\times 5^1\times {\mathrm{2707}}^1\times {\mathrm{7333}}^1$

素因数の和:10049

約数の個数: 24

約数和(自身を含む): 834139824

約数和(自身を除く): 437131204

約数列:

[1, 2, 4, 5, 10, 20, 2707, 5414, 7333, 10828, 13535, 14666, 27070, 29332, 36665, 54140, 73330, 146660, 19850431, 39700862, 79401724, 99252155, 198504310, 397008620]

約数ペア:

[(1, 397008620), (2, 198504310), (4, 99252155), (5, 79401724), (10, 39700862), (20, 19850431), (2707, 146660), (5414, 73330), (7333, 54140), (10828, 36665), (13535, 29332), (14666, 27070)]