7172920

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1741}}^1$

素因数の和:1855

約数の個数: 32

約数和(自身を含む): 16305120

約数和(自身を除く): 9132200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 1741, 2060, 3482, 4120, 6964, 8705, 13928, 17410, 34820, 69640, 179323, 358646, 717292, 896615, 1434584, 1793230, 3586460, 7172920]

約数ペア:

[(1, 7172920), (2, 3586460), (4, 1793230), (5, 1434584), (8, 896615), (10, 717292), (20, 358646), (40, 179323), (103, 69640), (206, 34820), (412, 17410), (515, 13928), (824, 8705), (1030, 6964), (1741, 4120), (2060, 3482)]