87478460

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{12979}}^1$

素因数の和:13325

約数の個数: 24

約数和(自身を含む): 184264080

約数和(自身を除く): 96785620

約数列:

[1, 2, 4, 5, 10, 20, 337, 674, 1348, 1685, 3370, 6740, 12979, 25958, 51916, 64895, 129790, 259580, 4373923, 8747846, 17495692, 21869615, 43739230, 87478460]

約数ペア:

[(1, 87478460), (2, 43739230), (4, 21869615), (5, 17495692), (10, 8747846), (20, 4373923), (337, 259580), (674, 129790), (1348, 64895), (1685, 51916), (3370, 25958), (6740, 12979)]