12485620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{883}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 30296448

約数和(自身を除く): 17810828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 883, 1010, 1414, 1766, 2020, 2828, 3532, 3535, 4415, 6181, 7070, 8830, 12362, 14140, 17660, 24724, 30905, 61810, 89183, 123620, 178366, 356732, 445915, 624281, 891830, 1248562, 1783660, 2497124, 3121405, 6242810, 12485620]

約数ペア:

[(1, 12485620), (2, 6242810), (4, 3121405), (5, 2497124), (7, 1783660), (10, 1248562), (14, 891830), (20, 624281), (28, 445915), (35, 356732), (70, 178366), (101, 123620), (140, 89183), (202, 61810), (404, 30905), (505, 24724), (707, 17660), (883, 14140), (1010, 12362), (1414, 8830), (1766, 7070), (2020, 6181), (2828, 4415), (3532, 3535)]