164014940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{112339}}^1$

素因数の和:112421

約数の個数: 24

約数和(自身を含む): 349152720

約数和(自身を除く): 185137780

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 112339, 224678, 449356, 561695, 1123390, 2246780, 8200747, 16401494, 32802988, 41003735, 82007470, 164014940]

約数ペア:

[(1, 164014940), (2, 82007470), (4, 41003735), (5, 32802988), (10, 16401494), (20, 8200747), (73, 2246780), (146, 1123390), (292, 561695), (365, 449356), (730, 224678), (1460, 112339)]