20808675580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{794831}}^1$

素因数の和:794875

約数の個数: 96

約数和(自身を含む): 57685727232

約数和(自身を除く): 36877051652

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 140, 154, 170, 187, 220, 238, 308, 340, 374, 385, 476, 595, 748, 770, 935, 1190, 1309, 1540, 1870, 2380, 2618, 3740, 5236, 6545, 13090, 26180, 794831, 1589662, 3179324, 3974155, 5563817, 7948310, 8743141, 11127634, 13512127, 15896620, 17486282, 22255268, 27024254, 27819085, 34972564, 43715705, 54048508, 55638170, 61201987, 67560635, 87431410, 94584889, 111276340, 122403974, 135121270, 148633397, 174862820, 189169778, 244807948, 270242540, 297266794, 306009935, 378339556, 472924445, 594533588, 612019870, 743166985, 945848890, 1040433779, 1224039740, 1486333970, 1891697780, 2080867558, 2972667940, 4161735116, 5202168895, 10404337790, 20808675580]

約数ペア:

[(1, 20808675580), (2, 10404337790), (4, 5202168895), (5, 4161735116), (7, 2972667940), (10, 2080867558), (11, 1891697780), (14, 1486333970), (17, 1224039740), (20, 1040433779), (22, 945848890), (28, 743166985), (34, 612019870), (35, 594533588), (44, 472924445), (55, 378339556), (68, 306009935), (70, 297266794), (77, 270242540), (85, 244807948), (110, 189169778), (119, 174862820), (140, 148633397), (154, 135121270), (170, 122403974), (187, 111276340), (220, 94584889), (238, 87431410), (308, 67560635), (340, 61201987), (374, 55638170), (385, 54048508), (476, 43715705), (595, 34972564), (748, 27819085), (770, 27024254), (935, 22255268), (1190, 17486282), (1309, 15896620), (1540, 13512127), (1870, 11127634), (2380, 8743141), (2618, 7948310), (3740, 5563817), (5236, 3974155), (6545, 3179324), (13090, 1589662), (26180, 794831)]