156920380

素因数分解:

$2^2\times 5^1\times {\mathrm{1709}}^1\times {\mathrm{4591}}^1$

素因数の和:6309

約数の個数: 24

約数和(自身を含む): 329797440

約数和(自身を除く): 172877060

約数列:

[1, 2, 4, 5, 10, 20, 1709, 3418, 4591, 6836, 8545, 9182, 17090, 18364, 22955, 34180, 45910, 91820, 7846019, 15692038, 31384076, 39230095, 78460190, 156920380]

約数ペア:

[(1, 156920380), (2, 78460190), (4, 39230095), (5, 31384076), (10, 15692038), (20, 7846019), (1709, 91820), (3418, 45910), (4591, 34180), (6836, 22955), (8545, 18364), (9182, 17090)]