51620020

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{14419}}^1$

素因数の和:14607

約数の個数: 24

約数和(自身を含む): 109015200

約数和(自身を除く): 57395180

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 14419, 28838, 57676, 72095, 144190, 288380, 2581001, 5162002, 10324004, 12905005, 25810010, 51620020]

約数ペア:

[(1, 51620020), (2, 25810010), (4, 12905005), (5, 10324004), (10, 5162002), (20, 2581001), (179, 288380), (358, 144190), (716, 72095), (895, 57676), (1790, 28838), (3580, 14419)]