28895800

素因数分解:

$2^3\times 5^2\times {\mathrm{144479}}^1$

素因数の和:144495

約数の個数: 24

約数和(自身を含む): 67183200

約数和(自身を除く): 38287400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 144479, 288958, 577916, 722395, 1155832, 1444790, 2889580, 3611975, 5779160, 7223950, 14447900, 28895800]

約数ペア:

[(1, 28895800), (2, 14447900), (4, 7223950), (5, 5779160), (8, 3611975), (10, 2889580), (20, 1444790), (25, 1155832), (40, 722395), (50, 577916), (100, 288958), (200, 144479)]