201431260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{141853}}^1$

素因数の和:141933

約数の個数: 24

約数和(自身を含む): 428966496

約数和(自身を除く): 227535236

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 141853, 283706, 567412, 709265, 1418530, 2837060, 10071563, 20143126, 40286252, 50357815, 100715630, 201431260]

約数ペア:

[(1, 201431260), (2, 100715630), (4, 50357815), (5, 40286252), (10, 20143126), (20, 10071563), (71, 2837060), (142, 1418530), (284, 709265), (355, 567412), (710, 283706), (1420, 141853)]