42438010

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{53719}}^1$

素因数の和:53805

約数の個数: 16

約数和(自身を含む): 77356800

約数和(自身を除く): 34918790

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 53719, 107438, 268595, 537190, 4243801, 8487602, 21219005, 42438010]

約数ペア:

[(1, 42438010), (2, 21219005), (5, 8487602), (10, 4243801), (79, 537190), (158, 268595), (395, 107438), (790, 53719)]