42794420

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{3391}}^1$

素因数の和:4031

約数の個数: 24

約数和(自身を含む): 90037248

約数和(自身を除く): 47242828

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 2524, 3155, 3391, 6310, 6782, 12620, 13564, 16955, 33910, 67820, 2139721, 4279442, 8558884, 10698605, 21397210, 42794420]

約数ペア:

[(1, 42794420), (2, 21397210), (4, 10698605), (5, 8558884), (10, 4279442), (20, 2139721), (631, 67820), (1262, 33910), (2524, 16955), (3155, 13564), (3391, 12620), (6310, 6782)]