12500740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3079}}^1$

素因数の和:3124

約数の個数: 48

約数和(自身を含む): 31046400

約数和(自身を除く): 18545660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 3079, 4060, 6158, 12316, 15395, 21553, 30790, 43106, 61580, 86212, 89291, 107765, 178582, 215530, 357164, 431060, 446455, 625037, 892910, 1250074, 1785820, 2500148, 3125185, 6250370, 12500740]

約数ペア:

[(1, 12500740), (2, 6250370), (4, 3125185), (5, 2500148), (7, 1785820), (10, 1250074), (14, 892910), (20, 625037), (28, 446455), (29, 431060), (35, 357164), (58, 215530), (70, 178582), (116, 107765), (140, 89291), (145, 86212), (203, 61580), (290, 43106), (406, 30790), (580, 21553), (812, 15395), (1015, 12316), (2030, 6158), (3079, 4060)]