7904440

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2707}}^1$

素因数の和:2791

約数の個数: 32

約数和(自身を含む): 18035280

約数和(自身を除く): 10130840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2707, 2920, 5414, 10828, 13535, 21656, 27070, 54140, 108280, 197611, 395222, 790444, 988055, 1580888, 1976110, 3952220, 7904440]

約数ペア:

[(1, 7904440), (2, 3952220), (4, 1976110), (5, 1580888), (8, 988055), (10, 790444), (20, 395222), (40, 197611), (73, 108280), (146, 54140), (292, 27070), (365, 21656), (584, 13535), (730, 10828), (1460, 5414), (2707, 2920)]