12943600

素因数分解:

$2^4\times 5^2\times {\mathrm{32359}}^1$

素因数の和:32377

約数の個数: 30

約数和(自身を含む): 31097960

約数和(自身を除く): 18154360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 32359, 64718, 129436, 161795, 258872, 323590, 517744, 647180, 808975, 1294360, 1617950, 2588720, 3235900, 6471800, 12943600]

約数ペア:

[(1, 12943600), (2, 6471800), (4, 3235900), (5, 2588720), (8, 1617950), (10, 1294360), (16, 808975), (20, 647180), (25, 517744), (40, 323590), (50, 258872), (80, 161795), (100, 129436), (200, 64718), (400, 32359)]