494998570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{22613}}^1$

素因数の和:22830

約数の個数: 32

約数和(自身を含む): 976924800

約数和(自身を除く): 481926230

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 995, 1990, 2189, 4378, 10945, 21890, 22613, 45226, 113065, 226130, 248743, 497486, 1243715, 2487430, 4499987, 8999974, 22499935, 44999870, 49499857, 98999714, 247499285, 494998570]

約数ペア:

[(1, 494998570), (2, 247499285), (5, 98999714), (10, 49499857), (11, 44999870), (22, 22499935), (55, 8999974), (110, 4499987), (199, 2487430), (398, 1243715), (995, 497486), (1990, 248743), (2189, 226130), (4378, 113065), (10945, 45226), (21890, 22613)]