20247400

素因数分解:

$2^3\times 5^2\times {\mathrm{67}}^1\times {\mathrm{1511}}^1$

素因数の和:1594

約数の個数: 48

約数和(自身を含む): 47809440

約数和(自身を除く): 27562040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 67, 100, 134, 200, 268, 335, 536, 670, 1340, 1511, 1675, 2680, 3022, 3350, 6044, 6700, 7555, 12088, 13400, 15110, 30220, 37775, 60440, 75550, 101237, 151100, 202474, 302200, 404948, 506185, 809896, 1012370, 2024740, 2530925, 4049480, 5061850, 10123700, 20247400]

約数ペア:

[(1, 20247400), (2, 10123700), (4, 5061850), (5, 4049480), (8, 2530925), (10, 2024740), (20, 1012370), (25, 809896), (40, 506185), (50, 404948), (67, 302200), (100, 202474), (134, 151100), (200, 101237), (268, 75550), (335, 60440), (536, 37775), (670, 30220), (1340, 15110), (1511, 13400), (1675, 12088), (2680, 7555), (3022, 6700), (3350, 6044)]