2516780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17977}}^1$

素因数の和:17993

約数の個数: 24

約数和(自身を含む): 6040608

約数和(自身を除く): 3523828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 17977, 35954, 71908, 89885, 125839, 179770, 251678, 359540, 503356, 629195, 1258390, 2516780]

約数ペア:

[(1, 2516780), (2, 1258390), (4, 629195), (5, 503356), (7, 359540), (10, 251678), (14, 179770), (20, 125839), (28, 89885), (35, 71908), (70, 35954), (140, 17977)]