26526320

素因数分解:

$2^4\times 5^1\times {\mathrm{331579}}^1$

素因数の和:331592

約数の個数: 20

約数和(自身を含む): 61673880

約数和(自身を除く): 35147560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331579, 663158, 1326316, 1657895, 2652632, 3315790, 5305264, 6631580, 13263160, 26526320]

約数ペア:

[(1, 26526320), (2, 13263160), (4, 6631580), (5, 5305264), (8, 3315790), (10, 2652632), (16, 1657895), (20, 1326316), (40, 663158), (80, 331579)]