3886240180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2183281}}^1$

素因数の和:2183379

約数の個数: 24

約数和(自身を含む): 8252805960

約数和(自身を除く): 4366565780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 2183281, 4366562, 8733124, 10916405, 21832810, 43665620, 194312009, 388624018, 777248036, 971560045, 1943120090, 3886240180]

約数ペア:

[(1, 3886240180), (2, 1943120090), (4, 971560045), (5, 777248036), (10, 388624018), (20, 194312009), (89, 43665620), (178, 21832810), (356, 10916405), (445, 8733124), (890, 4366562), (1780, 2183281)]