13382680

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2131}}^1$

素因数の和:2299

約数の個数: 32

約数和(自身を含む): 30317040

約数和(自身を除く): 16934360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 2131, 3140, 4262, 6280, 8524, 10655, 17048, 21310, 42620, 85240, 334567, 669134, 1338268, 1672835, 2676536, 3345670, 6691340, 13382680]

約数ペア:

[(1, 13382680), (2, 6691340), (4, 3345670), (5, 2676536), (8, 1672835), (10, 1338268), (20, 669134), (40, 334567), (157, 85240), (314, 42620), (628, 21310), (785, 17048), (1256, 10655), (1570, 8524), (2131, 6280), (3140, 4262)]