10030180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 21954240

約数和(自身を除く): 11924060

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 107, 109, 172, 214, 215, 218, 428, 430, 436, 535, 545, 860, 1070, 1090, 2140, 2180, 4601, 4687, 9202, 9374, 11663, 18404, 18748, 23005, 23326, 23435, 46010, 46652, 46870, 58315, 92020, 93740, 116630, 233260, 501509, 1003018, 2006036, 2507545, 5015090, 10030180]

約数ペア:

[(1, 10030180), (2, 5015090), (4, 2507545), (5, 2006036), (10, 1003018), (20, 501509), (43, 233260), (86, 116630), (107, 93740), (109, 92020), (172, 58315), (214, 46870), (215, 46652), (218, 46010), (428, 23435), (430, 23326), (436, 23005), (535, 18748), (545, 18404), (860, 11663), (1070, 9374), (1090, 9202), (2140, 4687), (2180, 4601)]