9282440

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2129}}^1$

素因数の和:2249

約数の個数: 32

約数和(自身を含む): 21087000

約数和(自身を除く): 11804560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2129, 2180, 4258, 4360, 8516, 10645, 17032, 21290, 42580, 85160, 232061, 464122, 928244, 1160305, 1856488, 2320610, 4641220, 9282440]

約数ペア:

[(1, 9282440), (2, 4641220), (4, 2320610), (5, 1856488), (8, 1160305), (10, 928244), (20, 464122), (40, 232061), (109, 85160), (218, 42580), (436, 21290), (545, 17032), (872, 10645), (1090, 8516), (2129, 4360), (2180, 4258)]