13586740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 30618000

約数和(自身を除く): 17031260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 449, 890, 898, 1513, 1780, 1796, 2245, 3026, 4490, 6052, 7565, 7633, 8980, 15130, 15266, 30260, 30532, 38165, 39961, 76330, 79922, 152660, 159844, 199805, 399610, 679337, 799220, 1358674, 2717348, 3396685, 6793370, 13586740]

約数ペア:

[(1, 13586740), (2, 6793370), (4, 3396685), (5, 2717348), (10, 1358674), (17, 799220), (20, 679337), (34, 399610), (68, 199805), (85, 159844), (89, 152660), (170, 79922), (178, 76330), (340, 39961), (356, 38165), (445, 30532), (449, 30260), (890, 15266), (898, 15130), (1513, 8980), (1780, 7633), (1796, 7565), (2245, 6052), (3026, 4490)]