8431630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 16128000

約数和(自身を除く): 7696370

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 223, 398, 446, 995, 1115, 1990, 2230, 3781, 4237, 7562, 8474, 18905, 21185, 37810, 42370, 44377, 88754, 221885, 443770, 843163, 1686326, 4215815, 8431630]

約数ペア:

[(1, 8431630), (2, 4215815), (5, 1686326), (10, 843163), (19, 443770), (38, 221885), (95, 88754), (190, 44377), (199, 42370), (223, 37810), (398, 21185), (446, 18905), (995, 8474), (1115, 7562), (1990, 4237), (2230, 3781)]