201944180

素因数分解:

$2^2\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{6229}}^1$

素因数の和:7859

約数の個数: 24

約数和(自身を含む): 424412520

約数和(自身を除く): 222468340

約数列:

[1, 2, 4, 5, 10, 20, 1621, 3242, 6229, 6484, 8105, 12458, 16210, 24916, 31145, 32420, 62290, 124580, 10097209, 20194418, 40388836, 50486045, 100972090, 201944180]

約数ペア:

[(1, 201944180), (2, 100972090), (4, 50486045), (5, 40388836), (10, 20194418), (20, 10097209), (1621, 124580), (3242, 62290), (6229, 32420), (6484, 31145), (8105, 24916), (12458, 16210)]