1393520

素因数分解:

$2^4\times 5^1\times {\mathrm{17419}}^1$

素因数の和:17432

約数の個数: 20

約数和(自身を含む): 3240120

約数和(自身を除く): 1846600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 17419, 34838, 69676, 87095, 139352, 174190, 278704, 348380, 696760, 1393520]

約数ペア:

[(1, 1393520), (2, 696760), (4, 348380), (5, 278704), (8, 174190), (10, 139352), (16, 87095), (20, 69676), (40, 34838), (80, 17419)]