42064460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123719}}^1$

素因数の和:123745

約数の個数: 24

約数和(自身を含む): 93532320

約数和(自身を除く): 51467860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 123719, 247438, 494876, 618595, 1237190, 2103223, 2474380, 4206446, 8412892, 10516115, 21032230, 42064460]

約数ペア:

[(1, 42064460), (2, 21032230), (4, 10516115), (5, 8412892), (10, 4206446), (17, 2474380), (20, 2103223), (34, 1237190), (68, 618595), (85, 494876), (170, 247438), (340, 123719)]