20139080390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{380629}}^1$

素因数の和:380697

約数の個数: 64

約数和(自身を含む): 43738954560

約数和(自身を除く): 23599874170

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 37, 55, 65, 74, 110, 130, 143, 185, 286, 370, 407, 481, 715, 814, 962, 1430, 2035, 2405, 4070, 4810, 5291, 10582, 26455, 52910, 380629, 761258, 1903145, 3806290, 4186919, 4948177, 8373838, 9896354, 14083273, 20934595, 24740885, 28166546, 41869190, 49481770, 54429947, 70416365, 108859894, 140832730, 154916003, 183082549, 272149735, 309832006, 366165098, 544299470, 774580015, 915412745, 1549160030, 1830825490, 2013908039, 4027816078, 10069540195, 20139080390]

約数ペア:

[(1, 20139080390), (2, 10069540195), (5, 4027816078), (10, 2013908039), (11, 1830825490), (13, 1549160030), (22, 915412745), (26, 774580015), (37, 544299470), (55, 366165098), (65, 309832006), (74, 272149735), (110, 183082549), (130, 154916003), (143, 140832730), (185, 108859894), (286, 70416365), (370, 54429947), (407, 49481770), (481, 41869190), (715, 28166546), (814, 24740885), (962, 20934595), (1430, 14083273), (2035, 9896354), (2405, 8373838), (4070, 4948177), (4810, 4186919), (5291, 3806290), (10582, 1903145), (26455, 761258), (52910, 380629)]