9952420

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6299}}^1$

素因数の和:6387

約数の個数: 24

約数和(自身を含む): 21168000

約数和(自身を除く): 11215580

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 6299, 12598, 25196, 31495, 62990, 125980, 497621, 995242, 1990484, 2488105, 4976210, 9952420]

約数ペア:

[(1, 9952420), (2, 4976210), (4, 2488105), (5, 1990484), (10, 995242), (20, 497621), (79, 125980), (158, 62990), (316, 31495), (395, 25196), (790, 12598), (1580, 6299)]