26938160

素因数分解:

$2^4\times 5^1\times {\mathrm{336727}}^1$

素因数の和:336740

約数の個数: 20

約数和(自身を含む): 62631408

約数和(自身を除く): 35693248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 336727, 673454, 1346908, 1683635, 2693816, 3367270, 5387632, 6734540, 13469080, 26938160]

約数ペア:

[(1, 26938160), (2, 13469080), (4, 6734540), (5, 5387632), (8, 3367270), (10, 2693816), (16, 1683635), (20, 1346908), (40, 673454), (80, 336727)]