201019160

素因数分解:

$2^3\times 5^1\times {\mathrm{5025479}}^1$

素因数の和:5025490

約数の個数: 16

約数和(自身を含む): 452293200

約数和(自身を除く): 251274040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5025479, 10050958, 20101916, 25127395, 40203832, 50254790, 100509580, 201019160]

約数ペア:

[(1, 201019160), (2, 100509580), (4, 50254790), (5, 40203832), (8, 25127395), (10, 20101916), (20, 10050958), (40, 5025479)]