42420790

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2099}}^1$

素因数の和:2196

約数の個数: 32

約数和(自身を含む): 79833600

約数和(自身を除く): 37412810

約数列:

[1, 2, 5, 10, 43, 47, 86, 94, 215, 235, 430, 470, 2021, 2099, 4042, 4198, 10105, 10495, 20210, 20990, 90257, 98653, 180514, 197306, 451285, 493265, 902570, 986530, 4242079, 8484158, 21210395, 42420790]

約数ペア:

[(1, 42420790), (2, 21210395), (5, 8484158), (10, 4242079), (43, 986530), (47, 902570), (86, 493265), (94, 451285), (215, 197306), (235, 180514), (430, 98653), (470, 90257), (2021, 20990), (2099, 20210), (4042, 10495), (4198, 10105)]