20340044855

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{8269}}^1$

素因数の和:8412

約数の個数: 48

約数和(自身を含む): 27459311040

約数和(自身を除く): 7119266185

約数列:

[1, 5, 13, 41, 65, 71, 169, 205, 355, 533, 845, 923, 2665, 2911, 4615, 6929, 8269, 11999, 14555, 34645, 37843, 41345, 59995, 107497, 189215, 339029, 491959, 537485, 587099, 1397461, 1695145, 2459795, 2935495, 4407377, 6987305, 7632287, 22036885, 24071059, 38161435, 57295901, 99219731, 120355295, 286479505, 312923767, 496098655, 1564618835, 4068008971, 20340044855]

約数ペア:

[(1, 20340044855), (5, 4068008971), (13, 1564618835), (41, 496098655), (65, 312923767), (71, 286479505), (169, 120355295), (205, 99219731), (355, 57295901), (533, 38161435), (845, 24071059), (923, 22036885), (2665, 7632287), (2911, 6987305), (4615, 4407377), (6929, 2935495), (8269, 2459795), (11999, 1695145), (14555, 1397461), (34645, 587099), (37843, 537485), (41345, 491959), (59995, 339029), (107497, 189215)]