20346097480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{109789}}^1$

素因数の和:109954

約数の個数: 64

約数和(自身を含む): 47310706800

約数和(自身を除く): 26964609320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 113, 164, 205, 226, 328, 410, 452, 565, 820, 904, 1130, 1640, 2260, 4520, 4633, 9266, 18532, 23165, 37064, 46330, 92660, 109789, 185320, 219578, 439156, 548945, 878312, 1097890, 2195780, 4391560, 4501349, 9002698, 12406157, 18005396, 22506745, 24812314, 36010792, 45013490, 49624628, 62030785, 90026980, 99249256, 124061570, 180053960, 248123140, 496246280, 508652437, 1017304874, 2034609748, 2543262185, 4069219496, 5086524370, 10173048740, 20346097480]

約数ペア:

[(1, 20346097480), (2, 10173048740), (4, 5086524370), (5, 4069219496), (8, 2543262185), (10, 2034609748), (20, 1017304874), (40, 508652437), (41, 496246280), (82, 248123140), (113, 180053960), (164, 124061570), (205, 99249256), (226, 90026980), (328, 62030785), (410, 49624628), (452, 45013490), (565, 36010792), (820, 24812314), (904, 22506745), (1130, 18005396), (1640, 12406157), (2260, 9002698), (4520, 4501349), (4633, 4391560), (9266, 2195780), (18532, 1097890), (23165, 878312), (37064, 548945), (46330, 439156), (92660, 219578), (109789, 185320)]