7980220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13759}}^1$

素因数の和:13797

約数の個数: 24

約数和(自身を含む): 17337600

約数和(自身を除く): 9357380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 13759, 27518, 55036, 68795, 137590, 275180, 399011, 798022, 1596044, 1995055, 3990110, 7980220]

約数ペア:

[(1, 7980220), (2, 3990110), (4, 1995055), (5, 1596044), (10, 798022), (20, 399011), (29, 275180), (58, 137590), (116, 68795), (145, 55036), (290, 27518), (580, 13759)]