10489540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 22861440

約数和(自身を除く): 12371900

約数列:

[1, 2, 4, 5, 10, 20, 71, 83, 89, 142, 166, 178, 284, 332, 355, 356, 415, 445, 710, 830, 890, 1420, 1660, 1780, 5893, 6319, 7387, 11786, 12638, 14774, 23572, 25276, 29465, 29548, 31595, 36935, 58930, 63190, 73870, 117860, 126380, 147740, 524477, 1048954, 2097908, 2622385, 5244770, 10489540]

約数ペア:

[(1, 10489540), (2, 5244770), (4, 2622385), (5, 2097908), (10, 1048954), (20, 524477), (71, 147740), (83, 126380), (89, 117860), (142, 73870), (166, 63190), (178, 58930), (284, 36935), (332, 31595), (355, 29548), (356, 29465), (415, 25276), (445, 23572), (710, 14774), (830, 12638), (890, 11786), (1420, 7387), (1660, 6319), (1780, 5893)]