42205040

素因数分解:

$2^4\times 5^1\times {\mathrm{527563}}^1$

素因数の和:527576

約数の個数: 20

約数和(自身を含む): 98126904

約数和(自身を除く): 55921864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 527563, 1055126, 2110252, 2637815, 4220504, 5275630, 8441008, 10551260, 21102520, 42205040]

約数ペア:

[(1, 42205040), (2, 21102520), (4, 10551260), (5, 8441008), (8, 5275630), (10, 4220504), (16, 2637815), (20, 2110252), (40, 1055126), (80, 527563)]