4989505

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1080

約数の個数: 16

約数和(自身を含む): 6399360

約数和(自身を除く): 1409855

約数列:

[1, 5, 23, 43, 115, 215, 989, 1009, 4945, 5045, 23207, 43387, 116035, 216935, 997901, 4989505]

約数ペア:

[(1, 4989505), (5, 997901), (23, 216935), (43, 116035), (115, 43387), (215, 23207), (989, 5045), (1009, 4945)]