6691340

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2131}}^1$

素因数の和:2297

約数の個数: 24

約数和(自身を含む): 14147952

約数和(自身を除く): 7456612

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 2131, 3140, 4262, 8524, 10655, 21310, 42620, 334567, 669134, 1338268, 1672835, 3345670, 6691340]

約数ペア:

[(1, 6691340), (2, 3345670), (4, 1672835), (5, 1338268), (10, 669134), (20, 334567), (157, 42620), (314, 21310), (628, 10655), (785, 8524), (1570, 4262), (2131, 3140)]