201435820

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{28859}}^1$

素因数の和:29217

約数の個数: 24

約数和(自身を含む): 424242000

約数和(自身を除く): 222806180

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6980, 28859, 57718, 115436, 144295, 288590, 577180, 10071791, 20143582, 40287164, 50358955, 100717910, 201435820]

約数ペア:

[(1, 201435820), (2, 100717910), (4, 50358955), (5, 40287164), (10, 20143582), (20, 10071791), (349, 577180), (698, 288590), (1396, 144295), (1745, 115436), (3490, 57718), (6980, 28859)]