20024500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{1381}}^1$

素因数の和:1429

約数の個数: 48

約数和(自身を含む): 45274320

約数和(自身を除く): 25249820

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 250, 290, 500, 580, 725, 1381, 1450, 2762, 2900, 3625, 5524, 6905, 7250, 13810, 14500, 27620, 34525, 40049, 69050, 80098, 138100, 160196, 172625, 200245, 345250, 400490, 690500, 800980, 1001225, 2002450, 4004900, 5006125, 10012250, 20024500]

約数ペア:

[(1, 20024500), (2, 10012250), (4, 5006125), (5, 4004900), (10, 2002450), (20, 1001225), (25, 800980), (29, 690500), (50, 400490), (58, 345250), (100, 200245), (116, 172625), (125, 160196), (145, 138100), (250, 80098), (290, 69050), (500, 40049), (580, 34525), (725, 27620), (1381, 14500), (1450, 13810), (2762, 7250), (2900, 6905), (3625, 5524)]