26990420

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2953}}^1$

素因数の和:3419

約数の個数: 24

約数和(自身を含む): 56823144

約数和(自身を除く): 29832724

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 2953, 4570, 5906, 9140, 11812, 14765, 29530, 59060, 1349521, 2699042, 5398084, 6747605, 13495210, 26990420]

約数ペア:

[(1, 26990420), (2, 13495210), (4, 6747605), (5, 5398084), (10, 2699042), (20, 1349521), (457, 59060), (914, 29530), (1828, 14765), (2285, 11812), (2953, 9140), (4570, 5906)]