9021640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5501}}^1$

素因数の和:5553

約数の個数: 32

約数和(自身を含む): 20797560

約数和(自身を除く): 11775920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 5501, 11002, 22004, 27505, 44008, 55010, 110020, 220040, 225541, 451082, 902164, 1127705, 1804328, 2255410, 4510820, 9021640]

約数ペア:

[(1, 9021640), (2, 4510820), (4, 2255410), (5, 1804328), (8, 1127705), (10, 902164), (20, 451082), (40, 225541), (41, 220040), (82, 110020), (164, 55010), (205, 44008), (328, 27505), (410, 22004), (820, 11002), (1640, 5501)]