4517980

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1013}}^1$

素因数の和:1245

約数の個数: 24

約数和(自身を含む): 9539712

約数和(自身を除く): 5021732

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1013, 1115, 2026, 2230, 4052, 4460, 5065, 10130, 20260, 225899, 451798, 903596, 1129495, 2258990, 4517980]

約数ペア:

[(1, 4517980), (2, 2258990), (4, 1129495), (5, 903596), (10, 451798), (20, 225899), (223, 20260), (446, 10130), (892, 5065), (1013, 4460), (1115, 4052), (2026, 2230)]