2085281680

素因数分解:

$2^4\times 5^1\times {\mathrm{26066021}}^1$

素因数の和:26066034

約数の個数: 20

約数和(自身を含む): 4848280092

約数和(自身を除く): 2762998412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26066021, 52132042, 104264084, 130330105, 208528168, 260660210, 417056336, 521320420, 1042640840, 2085281680]

約数ペア:

[(1, 2085281680), (2, 1042640840), (4, 521320420), (5, 417056336), (8, 260660210), (10, 208528168), (16, 130330105), (20, 104264084), (40, 52132042), (80, 26066021)]