87890740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{627791}}^1$

素因数の和:627807

約数の個数: 24

約数和(自身を含む): 210938112

約数和(自身を除く): 123047372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 627791, 1255582, 2511164, 3138955, 4394537, 6277910, 8789074, 12555820, 17578148, 21972685, 43945370, 87890740]

約数ペア:

[(1, 87890740), (2, 43945370), (4, 21972685), (5, 17578148), (7, 12555820), (10, 8789074), (14, 6277910), (20, 4394537), (28, 3138955), (35, 2511164), (70, 1255582), (140, 627791)]