13489720

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1151}}^1$

素因数の和:1455

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 16992200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1151, 1172, 1465, 2302, 2344, 2930, 4604, 5755, 5860, 9208, 11510, 11720, 23020, 46040, 337243, 674486, 1348972, 1686215, 2697944, 3372430, 6744860, 13489720]

約数ペア:

[(1, 13489720), (2, 6744860), (4, 3372430), (5, 2697944), (8, 1686215), (10, 1348972), (20, 674486), (40, 337243), (293, 46040), (586, 23020), (1151, 11720), (1172, 11510), (1465, 9208), (2302, 5860), (2344, 5755), (2930, 4604)]