172938370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{42491}}^1$

素因数の和:42546

約数の個数: 32

約数和(自身を含む): 348774336

約数和(自身を除く): 175835966

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 42491, 84982, 212455, 424910, 467401, 934802, 1572167, 2337005, 3144334, 4674010, 7860835, 15721670, 17293837, 34587674, 86469185, 172938370]

約数ペア:

[(1, 172938370), (2, 86469185), (5, 34587674), (10, 17293837), (11, 15721670), (22, 7860835), (37, 4674010), (55, 3144334), (74, 2337005), (110, 1572167), (185, 934802), (370, 467401), (407, 424910), (814, 212455), (2035, 84982), (4070, 42491)]