42170990

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{53381}}^1$

素因数の和:53467

約数の個数: 16

約数和(自身を含む): 76870080

約数和(自身を除く): 34699090

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 53381, 106762, 266905, 533810, 4217099, 8434198, 21085495, 42170990]

約数ペア:

[(1, 42170990), (2, 21085495), (5, 8434198), (10, 4217099), (79, 533810), (158, 266905), (395, 106762), (790, 53381)]