2458960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4391}}^1$

素因数の和:4411

約数の個数: 40

約数和(自身を含む): 6535296

約数和(自身を除く): 4076336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4391, 8782, 17564, 21955, 30737, 35128, 43910, 61474, 70256, 87820, 122948, 153685, 175640, 245896, 307370, 351280, 491792, 614740, 1229480, 2458960]

約数ペア:

[(1, 2458960), (2, 1229480), (4, 614740), (5, 491792), (7, 351280), (8, 307370), (10, 245896), (14, 175640), (16, 153685), (20, 122948), (28, 87820), (35, 70256), (40, 61474), (56, 43910), (70, 35128), (80, 30737), (112, 21955), (140, 17564), (280, 8782), (560, 4391)]