212475820

素因数分解:

$2^2\times 5^1\times {\mathrm{1667}}^1\times {\mathrm{6373}}^1$

素因数の和:8049

約数の個数: 24

約数和(自身を含む): 446536944

約数和(自身を除く): 234061124

約数列:

[1, 2, 4, 5, 10, 20, 1667, 3334, 6373, 6668, 8335, 12746, 16670, 25492, 31865, 33340, 63730, 127460, 10623791, 21247582, 42495164, 53118955, 106237910, 212475820]

約数ペア:

[(1, 212475820), (2, 106237910), (4, 53118955), (5, 42495164), (10, 21247582), (20, 10623791), (1667, 127460), (3334, 63730), (6373, 33340), (6668, 31865), (8335, 25492), (12746, 16670)]