4981480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17791}}^1$

素因数の和:17809

約数の個数: 32

約数和(自身を含む): 12810240

約数和(自身を除く): 7828760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 17791, 35582, 71164, 88955, 124537, 142328, 177910, 249074, 355820, 498148, 622685, 711640, 996296, 1245370, 2490740, 4981480]

約数ペア:

[(1, 4981480), (2, 2490740), (4, 1245370), (5, 996296), (7, 711640), (8, 622685), (10, 498148), (14, 355820), (20, 249074), (28, 177910), (35, 142328), (40, 124537), (56, 88955), (70, 71164), (140, 35582), (280, 17791)]