8278520

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3089}}^1$

素因数の和:3167

約数の個数: 32

約数和(自身を含む): 18910800

約数和(自身を除く): 10632280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 3089, 6178, 12356, 15445, 24712, 30890, 61780, 123560, 206963, 413926, 827852, 1034815, 1655704, 2069630, 4139260, 8278520]

約数ペア:

[(1, 8278520), (2, 4139260), (4, 2069630), (5, 1655704), (8, 1034815), (10, 827852), (20, 413926), (40, 206963), (67, 123560), (134, 61780), (268, 30890), (335, 24712), (536, 15445), (670, 12356), (1340, 6178), (2680, 3089)]