28940500

素因数分解:

$2^2\times 5^3\times {\mathrm{57881}}^1$

素因数の和:57900

約数の個数: 24

約数和(自身を含む): 63207144

約数和(自身を除く): 34266644

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 57881, 115762, 231524, 289405, 578810, 1157620, 1447025, 2894050, 5788100, 7235125, 14470250, 28940500]

約数ペア:

[(1, 28940500), (2, 14470250), (4, 7235125), (5, 5788100), (10, 2894050), (20, 1447025), (25, 1157620), (50, 578810), (100, 289405), (125, 231524), (250, 115762), (500, 57881)]