1020161140

素因数分解:

$2^2\times 5^1\times {\mathrm{6451}}^1\times {\mathrm{7907}}^1$

素因数の和:14367

約数の個数: 24

約数和(自身を含む): 2142941472

約数和(自身を除く): 1122780332

約数列:

[1, 2, 4, 5, 10, 20, 6451, 7907, 12902, 15814, 25804, 31628, 32255, 39535, 64510, 79070, 129020, 158140, 51008057, 102016114, 204032228, 255040285, 510080570, 1020161140]

約数ペア:

[(1, 1020161140), (2, 510080570), (4, 255040285), (5, 204032228), (10, 102016114), (20, 51008057), (6451, 158140), (7907, 129020), (12902, 79070), (15814, 64510), (25804, 39535), (31628, 32255)]