69678640

素因数分解:

$2^4\times 5^1\times {\mathrm{870983}}^1$

素因数の和:870996

約数の個数: 20

約数和(自身を含む): 162003024

約数和(自身を除く): 92324384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 870983, 1741966, 3483932, 4354915, 6967864, 8709830, 13935728, 17419660, 34839320, 69678640]

約数ペア:

[(1, 69678640), (2, 34839320), (4, 17419660), (5, 13935728), (8, 8709830), (10, 6967864), (16, 4354915), (20, 3483932), (40, 1741966), (80, 870983)]