20193202960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1381}}^1\times {\mathrm{26111}}^1$

素因数の和:27512

約数の個数: 80

約数和(自身を含む): 53697134592

約数和(自身を除く): 33503931632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1381, 2762, 5524, 6905, 9667, 11048, 13810, 19334, 22096, 26111, 27620, 38668, 48335, 52222, 55240, 77336, 96670, 104444, 110480, 130555, 154672, 182777, 193340, 208888, 261110, 365554, 386680, 417776, 522220, 731108, 773360, 913885, 1044440, 1462216, 1827770, 2088880, 2924432, 3655540, 7311080, 14622160, 36059291, 72118582, 144237164, 180296455, 252415037, 288474328, 360592910, 504830074, 576948656, 721185820, 1009660148, 1262075185, 1442371640, 2019320296, 2524150370, 2884743280, 4038640592, 5048300740, 10096601480, 20193202960]

約数ペア:

[(1, 20193202960), (2, 10096601480), (4, 5048300740), (5, 4038640592), (7, 2884743280), (8, 2524150370), (10, 2019320296), (14, 1442371640), (16, 1262075185), (20, 1009660148), (28, 721185820), (35, 576948656), (40, 504830074), (56, 360592910), (70, 288474328), (80, 252415037), (112, 180296455), (140, 144237164), (280, 72118582), (560, 36059291), (1381, 14622160), (2762, 7311080), (5524, 3655540), (6905, 2924432), (9667, 2088880), (11048, 1827770), (13810, 1462216), (19334, 1044440), (22096, 913885), (26111, 773360), (27620, 731108), (38668, 522220), (48335, 417776), (52222, 386680), (55240, 365554), (77336, 261110), (96670, 208888), (104444, 193340), (110480, 182777), (130555, 154672)]