42172720

素因数分解:

$2^4\times 5^1\times {\mathrm{527159}}^1$

素因数の和:527172

約数の個数: 20

約数和(自身を含む): 98051760

約数和(自身を除く): 55879040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 527159, 1054318, 2108636, 2635795, 4217272, 5271590, 8434544, 10543180, 21086360, 42172720]

約数ペア:

[(1, 42172720), (2, 21086360), (4, 10543180), (5, 8434544), (8, 5271590), (10, 4217272), (16, 2635795), (20, 2108636), (40, 1054318), (80, 527159)]