66173780

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{13729}}^1$

素因数の和:13979

約数の個数: 24

約数和(自身を含む): 139551720

約数和(自身を除く): 73377940

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 13729, 27458, 54916, 68645, 137290, 274580, 3308689, 6617378, 13234756, 16543445, 33086890, 66173780]

約数ペア:

[(1, 66173780), (2, 33086890), (4, 16543445), (5, 13234756), (10, 6617378), (20, 3308689), (241, 274580), (482, 137290), (964, 68645), (1205, 54916), (2410, 27458), (4820, 13729)]