20146780930

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{709}}^1\times {\mathrm{20443}}^1$

素因数の和:21298

約数の個数: 32

約数和(自身を含む): 36578404800

約数和(自身を除く): 16431623870

約数列:

[1, 2, 5, 10, 139, 278, 695, 709, 1390, 1418, 3545, 7090, 20443, 40886, 98551, 102215, 197102, 204430, 492755, 985510, 2841577, 5683154, 14207885, 14494087, 28415770, 28988174, 72470435, 144940870, 2014678093, 4029356186, 10073390465, 20146780930]

約数ペア:

[(1, 20146780930), (2, 10073390465), (5, 4029356186), (10, 2014678093), (139, 144940870), (278, 72470435), (695, 28988174), (709, 28415770), (1390, 14494087), (1418, 14207885), (3545, 5683154), (7090, 2841577), (20443, 985510), (40886, 492755), (98551, 204430), (102215, 197102)]