694400000020

素因数分解:

$2^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1289}}^1\times {\mathrm{47843}}^1$

素因数の和:49704

約数の個数: 48

約数和(自身を含む): 1461993986880

約数和(自身を除く): 767593986860

約数列:

[1, 2, 4, 5, 10, 20, 563, 1126, 1289, 2252, 2578, 2815, 5156, 5630, 6445, 11260, 12890, 25780, 47843, 95686, 191372, 239215, 478430, 725707, 956860, 1451414, 2902828, 3628535, 7257070, 14514140, 26935609, 53871218, 61669627, 107742436, 123339254, 134678045, 246678508, 269356090, 308348135, 538712180, 616696270, 1233392540, 34720000001, 69440000002, 138880000004, 173600000005, 347200000010, 694400000020]

約数ペア:

[(1, 694400000020), (2, 347200000010), (4, 173600000005), (5, 138880000004), (10, 69440000002), (20, 34720000001), (563, 1233392540), (1126, 616696270), (1289, 538712180), (2252, 308348135), (2578, 269356090), (2815, 246678508), (5156, 134678045), (5630, 123339254), (6445, 107742436), (11260, 61669627), (12890, 53871218), (25780, 26935609), (47843, 14514140), (95686, 7257070), (191372, 3628535), (239215, 2902828), (478430, 1451414), (725707, 956860)]