122744740

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{19991}}^1$

素因数の和:20307

約数の個数: 24

約数和(自身を含む): 258616512

約数和(自身を除く): 135871772

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 19991, 39982, 79964, 99955, 199910, 399820, 6137237, 12274474, 24548948, 30686185, 61372370, 122744740]

約数ペア:

[(1, 122744740), (2, 61372370), (4, 30686185), (5, 24548948), (10, 12274474), (20, 6137237), (307, 399820), (614, 199910), (1228, 99955), (1535, 79964), (3070, 39982), (6140, 19991)]