1123456180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{1523}}^1$

素因数の和:2029

約数の個数: 96

約数和(自身を含む): 2949488640

約数和(自身を除く): 1826032460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 479, 770, 958, 1523, 1540, 1916, 2395, 3046, 3353, 4790, 5269, 6092, 6706, 7615, 9580, 10538, 10661, 13412, 15230, 16753, 16765, 21076, 21322, 26345, 30460, 33506, 33530, 36883, 42644, 52690, 53305, 67012, 67060, 73766, 83765, 105380, 106610, 117271, 147532, 167530, 184415, 213220, 234542, 335060, 368830, 469084, 586355, 729517, 737660, 1172710, 1459034, 2345420, 2918068, 3647585, 5106619, 7295170, 8024687, 10213238, 14590340, 16049374, 20426476, 25533095, 32098748, 40123435, 51066190, 56172809, 80246870, 102132380, 112345618, 160493740, 224691236, 280864045, 561728090, 1123456180]

約数ペア:

[(1, 1123456180), (2, 561728090), (4, 280864045), (5, 224691236), (7, 160493740), (10, 112345618), (11, 102132380), (14, 80246870), (20, 56172809), (22, 51066190), (28, 40123435), (35, 32098748), (44, 25533095), (55, 20426476), (70, 16049374), (77, 14590340), (110, 10213238), (140, 8024687), (154, 7295170), (220, 5106619), (308, 3647585), (385, 2918068), (479, 2345420), (770, 1459034), (958, 1172710), (1523, 737660), (1540, 729517), (1916, 586355), (2395, 469084), (3046, 368830), (3353, 335060), (4790, 234542), (5269, 213220), (6092, 184415), (6706, 167530), (7615, 147532), (9580, 117271), (10538, 106610), (10661, 105380), (13412, 83765), (15230, 73766), (16753, 67060), (16765, 67012), (21076, 53305), (21322, 52690), (26345, 42644), (30460, 36883), (33506, 33530)]