5212420

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3299}}^1$

素因数の和:3387

約数の個数: 24

約数和(自身を含む): 11088000

約数和(自身を除く): 5875580

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 3299, 6598, 13196, 16495, 32990, 65980, 260621, 521242, 1042484, 1303105, 2606210, 5212420]

約数ペア:

[(1, 5212420), (2, 2606210), (4, 1303105), (5, 1042484), (10, 521242), (20, 260621), (79, 65980), (158, 32990), (316, 16495), (395, 13196), (790, 6598), (1580, 3299)]