20194404620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{21089}}^1$

素因数の和:21267

約数の個数: 96

約数和(自身を含む): 47619532800

約数和(自身を除く): 27425128180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 127, 130, 145, 254, 260, 290, 377, 508, 580, 635, 754, 1270, 1508, 1651, 1885, 2540, 3302, 3683, 3770, 6604, 7366, 7540, 8255, 14732, 16510, 18415, 21089, 33020, 36830, 42178, 47879, 73660, 84356, 95758, 105445, 191516, 210890, 239395, 274157, 421780, 478790, 548314, 611581, 957580, 1096628, 1223162, 1370785, 2446324, 2678303, 2741570, 3057905, 5356606, 5483140, 6115810, 7950553, 10713212, 12231620, 13391515, 15901106, 26783030, 31802212, 34817939, 39752765, 53566060, 69635878, 77670787, 79505530, 139271756, 155341574, 159011060, 174089695, 310683148, 348179390, 388353935, 696358780, 776707870, 1009720231, 1553415740, 2019440462, 4038880924, 5048601155, 10097202310, 20194404620]

約数ペア:

[(1, 20194404620), (2, 10097202310), (4, 5048601155), (5, 4038880924), (10, 2019440462), (13, 1553415740), (20, 1009720231), (26, 776707870), (29, 696358780), (52, 388353935), (58, 348179390), (65, 310683148), (116, 174089695), (127, 159011060), (130, 155341574), (145, 139271756), (254, 79505530), (260, 77670787), (290, 69635878), (377, 53566060), (508, 39752765), (580, 34817939), (635, 31802212), (754, 26783030), (1270, 15901106), (1508, 13391515), (1651, 12231620), (1885, 10713212), (2540, 7950553), (3302, 6115810), (3683, 5483140), (3770, 5356606), (6604, 3057905), (7366, 2741570), (7540, 2678303), (8255, 2446324), (14732, 1370785), (16510, 1223162), (18415, 1096628), (21089, 957580), (33020, 611581), (36830, 548314), (42178, 478790), (47879, 421780), (73660, 274157), (84356, 239395), (95758, 210890), (105445, 191516)]