15666480140

素因数分解:

$2^2\times 5^1\times {\mathrm{783324007}}^1$

素因数の和:783324016

約数の個数: 12

約数和(自身を含む): 32899608336

約数和(自身を除く): 17233128196

約数列:

[1, 2, 4, 5, 10, 20, 783324007, 1566648014, 3133296028, 3916620035, 7833240070, 15666480140]

約数ペア:

[(1, 15666480140), (2, 7833240070), (4, 3916620035), (5, 3133296028), (10, 1566648014), (20, 783324007)]