42211480

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3923}}^1$

素因数の和:4203

約数の個数: 32

約数和(自身を含む): 95353200

約数和(自身を除く): 53141720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 3923, 5380, 7846, 10760, 15692, 19615, 31384, 39230, 78460, 156920, 1055287, 2110574, 4221148, 5276435, 8442296, 10552870, 21105740, 42211480]

約数ペア:

[(1, 42211480), (2, 21105740), (4, 10552870), (5, 8442296), (8, 5276435), (10, 4221148), (20, 2110574), (40, 1055287), (269, 156920), (538, 78460), (1076, 39230), (1345, 31384), (2152, 19615), (2690, 15692), (3923, 10760), (5380, 7846)]