201269620

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{189877}}^1$

素因数の和:189939

約数の個数: 24

約数和(自身を含む): 430643304

約数和(自身を除く): 229373684

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 189877, 379754, 759508, 949385, 1898770, 3797540, 10063481, 20126962, 40253924, 50317405, 100634810, 201269620]

約数ペア:

[(1, 201269620), (2, 100634810), (4, 50317405), (5, 40253924), (10, 20126962), (20, 10063481), (53, 3797540), (106, 1898770), (212, 949385), (265, 759508), (530, 379754), (1060, 189877)]