980418.0000000

素因数分解:

$2^4\times 5^1\times {\mathrm{122861}}^1$

素因数の和:122874

約数の個数: 20

約数和(自身を含む): 22852332

約数和(自身を除く): 13023452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 122861, 245722, 491444, 614305, 982888, 1228610, 1965776, 2457220, 4914440, 9828880]

約数ペア:

[(1, 9828880), (2, 4914440), (4, 2457220), (5, 1965776), (8, 1228610), (10, 982888), (16, 614305), (20, 491444), (40, 245722), (80, 122861)]