345817040

素因数分解:

$2^4\times 5^1\times {\mathrm{4322713}}^1$

素因数の和:4322726

約数の個数: 20

約数和(自身を含む): 804024804

約数和(自身を除く): 458207764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4322713, 8645426, 17290852, 21613565, 34581704, 43227130, 69163408, 86454260, 172908520, 345817040]

約数ペア:

[(1, 345817040), (2, 172908520), (4, 86454260), (5, 69163408), (8, 43227130), (10, 34581704), (16, 21613565), (20, 17290852), (40, 8645426), (80, 4322713)]