11723740

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{1709}}^1$

素因数の和:1739

約数の個数: 48

約数和(自身を含む): 28728000

約数和(自身を除く): 17004260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1709, 1715, 3418, 3430, 6836, 6860, 8545, 11963, 17090, 23926, 34180, 47852, 59815, 83741, 119630, 167482, 239260, 334964, 418705, 586187, 837410, 1172374, 1674820, 2344748, 2930935, 5861870, 11723740]

約数ペア:

[(1, 11723740), (2, 5861870), (4, 2930935), (5, 2344748), (7, 1674820), (10, 1172374), (14, 837410), (20, 586187), (28, 418705), (35, 334964), (49, 239260), (70, 167482), (98, 119630), (140, 83741), (196, 59815), (245, 47852), (343, 34180), (490, 23926), (686, 17090), (980, 11963), (1372, 8545), (1709, 6860), (1715, 6836), (3418, 3430)]