12885420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 38707200

約数和(自身を除く): 25821780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 89, 95, 114, 127, 178, 190, 228, 254, 267, 285, 356, 380, 381, 445, 508, 534, 570, 635, 762, 890, 1068, 1140, 1270, 1335, 1524, 1691, 1780, 1905, 2413, 2540, 2670, 3382, 3810, 4826, 5073, 5340, 6764, 7239, 7620, 8455, 9652, 10146, 11303, 12065, 14478, 16910, 20292, 22606, 24130, 25365, 28956, 33820, 33909, 36195, 45212, 48260, 50730, 56515, 67818, 72390, 101460, 113030, 135636, 144780, 169545, 214757, 226060, 339090, 429514, 644271, 678180, 859028, 1073785, 1288542, 2147570, 2577084, 3221355, 4295140, 6442710, 12885420]

約数ペア:

[(1, 12885420), (2, 6442710), (3, 4295140), (4, 3221355), (5, 2577084), (6, 2147570), (10, 1288542), (12, 1073785), (15, 859028), (19, 678180), (20, 644271), (30, 429514), (38, 339090), (57, 226060), (60, 214757), (76, 169545), (89, 144780), (95, 135636), (114, 113030), (127, 101460), (178, 72390), (190, 67818), (228, 56515), (254, 50730), (267, 48260), (285, 45212), (356, 36195), (380, 33909), (381, 33820), (445, 28956), (508, 25365), (534, 24130), (570, 22606), (635, 20292), (762, 16910), (890, 14478), (1068, 12065), (1140, 11303), (1270, 10146), (1335, 9652), (1524, 8455), (1691, 7620), (1780, 7239), (1905, 6764), (2413, 5340), (2540, 5073), (2670, 4826), (3382, 3810)]