15264520

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1451}}^1$

素因数の和:1725

約数の個数: 32

約数和(自身を含む): 34499520

約数和(自身を除く): 19235000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 1451, 2104, 2630, 2902, 5260, 5804, 7255, 10520, 11608, 14510, 29020, 58040, 381613, 763226, 1526452, 1908065, 3052904, 3816130, 7632260, 15264520]

約数ペア:

[(1, 15264520), (2, 7632260), (4, 3816130), (5, 3052904), (8, 1908065), (10, 1526452), (20, 763226), (40, 381613), (263, 58040), (526, 29020), (1052, 14510), (1315, 11608), (1451, 10520), (2104, 7255), (2630, 5804), (2902, 5260)]