201960280

素因数分解:

$2^3\times 5^1\times {\mathrm{5049007}}^1$

素因数の和:5049018

約数の個数: 16

約数和(自身を含む): 454410720

約数和(自身を除く): 252450440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5049007, 10098014, 20196028, 25245035, 40392056, 50490070, 100980140, 201960280]

約数ペア:

[(1, 201960280), (2, 100980140), (4, 50490070), (5, 40392056), (8, 25245035), (10, 20196028), (20, 10098014), (40, 5049007)]