386635120

素因数分解:

$2^4\times 5^1\times {\mathrm{4832939}}^1$

素因数の和:4832952

約数の個数: 20

約数和(自身を含む): 898926840

約数和(自身を除く): 512291720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4832939, 9665878, 19331756, 24164695, 38663512, 48329390, 77327024, 96658780, 193317560, 386635120]

約数ペア:

[(1, 386635120), (2, 193317560), (4, 96658780), (5, 77327024), (8, 48329390), (10, 38663512), (16, 24164695), (20, 19331756), (40, 9665878), (80, 4832939)]