29930180

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{4363}}^1$

素因数の和:4393

約数の個数: 48

約数和(自身を含む): 73315200

約数和(自身を除く): 43385020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 4363, 6860, 8726, 17452, 21815, 30541, 43630, 61082, 87260, 122164, 152705, 213787, 305410, 427574, 610820, 855148, 1068935, 1496509, 2137870, 2993018, 4275740, 5986036, 7482545, 14965090, 29930180]

約数ペア:

[(1, 29930180), (2, 14965090), (4, 7482545), (5, 5986036), (7, 4275740), (10, 2993018), (14, 2137870), (20, 1496509), (28, 1068935), (35, 855148), (49, 610820), (70, 427574), (98, 305410), (140, 213787), (196, 152705), (245, 122164), (343, 87260), (490, 61082), (686, 43630), (980, 30541), (1372, 21815), (1715, 17452), (3430, 8726), (4363, 6860)]