2480876620

素因数分解:

$2^2\times 5^1\times {\mathrm{124043831}}^1$

素因数の和:124043840

約数の個数: 12

約数和(自身を含む): 5209840944

約数和(自身を除く): 2728964324

約数列:

[1, 2, 4, 5, 10, 20, 124043831, 248087662, 496175324, 620219155, 1240438310, 2480876620]

約数ペア:

[(1, 2480876620), (2, 1240438310), (4, 620219155), (5, 496175324), (10, 248087662), (20, 124043831)]