42157040

素因数分解:

$2^4\times 5^1\times {\mathrm{526963}}^1$

素因数の和:526976

約数の個数: 20

約数和(自身を含む): 98015304

約数和(自身を除く): 55858264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 526963, 1053926, 2107852, 2634815, 4215704, 5269630, 8431408, 10539260, 21078520, 42157040]

約数ペア:

[(1, 42157040), (2, 21078520), (4, 10539260), (5, 8431408), (8, 5269630), (10, 4215704), (16, 2634815), (20, 2107852), (40, 1053926), (80, 526963)]