2405180

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{499}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 5082000

約数和(自身を除く): 2676820

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 499, 964, 998, 1205, 1996, 2410, 2495, 4820, 4990, 9980, 120259, 240518, 481036, 601295, 1202590, 2405180]

約数ペア:

[(1, 2405180), (2, 1202590), (4, 601295), (5, 481036), (10, 240518), (20, 120259), (241, 9980), (482, 4990), (499, 4820), (964, 2495), (998, 2410), (1205, 1996)]