4240220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5171}}^1$

素因数の和:5221

約数の個数: 24

約数和(自身を含む): 9123408

約数和(自身を除く): 4883188

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 5171, 10342, 20684, 25855, 51710, 103420, 212011, 424022, 848044, 1060055, 2120110, 4240220]

約数ペア:

[(1, 4240220), (2, 2120110), (4, 1060055), (5, 848044), (10, 424022), (20, 212011), (41, 103420), (82, 51710), (164, 25855), (205, 20684), (410, 10342), (820, 5171)]