827697040

素因数分解:

$2^4\times 5^1\times {\mathrm{10346213}}^1$

素因数の和:10346226

約数の個数: 20

約数和(自身を含む): 1924395804

約数和(自身を除く): 1096698764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10346213, 20692426, 41384852, 51731065, 82769704, 103462130, 165539408, 206924260, 413848520, 827697040]

約数ペア:

[(1, 827697040), (2, 413848520), (4, 206924260), (5, 165539408), (8, 103462130), (10, 82769704), (16, 51731065), (20, 41384852), (40, 20692426), (80, 10346213)]