20182143740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{23971}}^1$

素因数の和:24123

約数の個数: 96

約数和(自身を含む): 47844276480

約数和(自身を除く): 27662132740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 89, 110, 172, 178, 215, 220, 356, 430, 445, 473, 860, 890, 946, 979, 1780, 1892, 1958, 2365, 3827, 3916, 4730, 4895, 7654, 9460, 9790, 15308, 19135, 19580, 23971, 38270, 42097, 47942, 76540, 84194, 95884, 119855, 168388, 210485, 239710, 263681, 420970, 479420, 527362, 841940, 1030753, 1054724, 1318405, 2061506, 2133419, 2636810, 4123012, 4266838, 5153765, 5273620, 8533676, 10307530, 10667095, 11338283, 20615060, 21334190, 22676566, 23467609, 42668380, 45353132, 46935218, 56691415, 91737017, 93870436, 113382830, 117338045, 183474034, 226765660, 234676090, 366948068, 458685085, 469352180, 917370170, 1009107187, 1834740340, 2018214374, 4036428748, 5045535935, 10091071870, 20182143740]

約数ペア:

[(1, 20182143740), (2, 10091071870), (4, 5045535935), (5, 4036428748), (10, 2018214374), (11, 1834740340), (20, 1009107187), (22, 917370170), (43, 469352180), (44, 458685085), (55, 366948068), (86, 234676090), (89, 226765660), (110, 183474034), (172, 117338045), (178, 113382830), (215, 93870436), (220, 91737017), (356, 56691415), (430, 46935218), (445, 45353132), (473, 42668380), (860, 23467609), (890, 22676566), (946, 21334190), (979, 20615060), (1780, 11338283), (1892, 10667095), (1958, 10307530), (2365, 8533676), (3827, 5273620), (3916, 5153765), (4730, 4266838), (4895, 4123012), (7654, 2636810), (9460, 2133419), (9790, 2061506), (15308, 1318405), (19135, 1054724), (19580, 1030753), (23971, 841940), (38270, 527362), (42097, 479420), (47942, 420970), (76540, 263681), (84194, 239710), (95884, 210485), (119855, 168388)]