12665990

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{5531}}^1$

素因数の和:5767

約数の個数: 16

約数和(自身を含む): 22902480

約数和(自身を除く): 10236490

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 5531, 11062, 27655, 55310, 1266599, 2533198, 6332995, 12665990]

約数ペア:

[(1, 12665990), (2, 6332995), (5, 2533198), (10, 1266599), (229, 55310), (458, 27655), (1145, 11062), (2290, 5531)]