42838520

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{10009}}^1$

素因数の和:10127

約数の個数: 32

約数和(自身を含む): 97297200

約数和(自身を除く): 54458680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 10009, 20018, 40036, 50045, 80072, 100090, 200180, 400360, 1070963, 2141926, 4283852, 5354815, 8567704, 10709630, 21419260, 42838520]

約数ペア:

[(1, 42838520), (2, 21419260), (4, 10709630), (5, 8567704), (8, 5354815), (10, 4283852), (20, 2141926), (40, 1070963), (107, 400360), (214, 200180), (428, 100090), (535, 80072), (856, 50045), (1070, 40036), (2140, 20018), (4280, 10009)]