123453910

素因数分解:

$2^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{40213}}^1$

素因数の和:40527

約数の個数: 16

約数和(自身を含む): 222946416

約数和(自身を除く): 99492506

約数列:

[1, 2, 5, 10, 307, 614, 1535, 3070, 40213, 80426, 201065, 402130, 12345391, 24690782, 61726955, 123453910]

約数ペア:

[(1, 123453910), (2, 61726955), (5, 24690782), (10, 12345391), (307, 402130), (614, 201065), (1535, 80426), (3070, 40213)]