42396890

素因数分解:

$2^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{6719}}^1$

素因数の和:7357

約数の個数: 16

約数和(自身を含む): 76446720

約数和(自身を除く): 34049830

約数列:

[1, 2, 5, 10, 631, 1262, 3155, 6310, 6719, 13438, 33595, 67190, 4239689, 8479378, 21198445, 42396890]

約数ペア:

[(1, 42396890), (2, 21198445), (5, 8479378), (10, 4239689), (631, 67190), (1262, 33595), (3155, 13438), (6310, 6719)]