171777040

素因数分解:

$2^4\times 5^1\times {\mathrm{2147213}}^1$

素因数の和:2147226

約数の個数: 20

約数和(自身を含む): 399381804

約数和(自身を除く): 227604764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2147213, 4294426, 8588852, 10736065, 17177704, 21472130, 34355408, 42944260, 85888520, 171777040]

約数ペア:

[(1, 171777040), (2, 85888520), (4, 42944260), (5, 34355408), (8, 21472130), (10, 17177704), (16, 10736065), (20, 8588852), (40, 4294426), (80, 2147213)]