4447180

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{971}}^1$

素因数の和:1209

約数の個数: 24

約数和(自身を含む): 9389520

約数和(自身を除く): 4942340

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 971, 1145, 1942, 2290, 3884, 4580, 4855, 9710, 19420, 222359, 444718, 889436, 1111795, 2223590, 4447180]

約数ペア:

[(1, 4447180), (2, 2223590), (4, 1111795), (5, 889436), (10, 444718), (20, 222359), (229, 19420), (458, 9710), (916, 4855), (971, 4580), (1145, 3884), (1942, 2290)]