61979240

素因数分解:

$2^3\times 5^1\times {\mathrm{1549481}}^1$

素因数の和:1549492

約数の個数: 16

約数和(自身を含む): 139453380

約数和(自身を除く): 77474140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1549481, 3098962, 6197924, 7747405, 12395848, 15494810, 30989620, 61979240]

約数ペア:

[(1, 61979240), (2, 30989620), (4, 15494810), (5, 12395848), (8, 7747405), (10, 6197924), (20, 3098962), (40, 1549481)]