42240190

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4271}}^1$

素因数の和:4344

約数の個数: 32

約数和(自身を含む): 81202176

約数和(自身を除く): 38961986

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4271, 4945, 8542, 9890, 21355, 42710, 98233, 183653, 196466, 367306, 491165, 918265, 982330, 1836530, 4224019, 8448038, 21120095, 42240190]

約数ペア:

[(1, 42240190), (2, 21120095), (5, 8448038), (10, 4224019), (23, 1836530), (43, 982330), (46, 918265), (86, 491165), (115, 367306), (215, 196466), (230, 183653), (430, 98233), (989, 42710), (1978, 21355), (4271, 9890), (4945, 8542)]