2113440040

素因数分解:

$2^3\times 5^1\times {\mathrm{4349}}^1\times {\mathrm{12149}}^1$

素因数の和:16509

約数の個数: 32

約数和(自身を含む): 4756725000

約数和(自身を除く): 2643284960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4349, 8698, 12149, 17396, 21745, 24298, 34792, 43490, 48596, 60745, 86980, 97192, 121490, 173960, 242980, 485960, 52836001, 105672002, 211344004, 264180005, 422688008, 528360010, 1056720020, 2113440040]

約数ペア:

[(1, 2113440040), (2, 1056720020), (4, 528360010), (5, 422688008), (8, 264180005), (10, 211344004), (20, 105672002), (40, 52836001), (4349, 485960), (8698, 242980), (12149, 173960), (17396, 121490), (21745, 97192), (24298, 86980), (34792, 60745), (43490, 48596)]