664973320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1511303}}^1$

素因数の和:1511325

約数の個数: 32

約数和(自身を含む): 1632208320

約数和(自身を除く): 967235000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1511303, 3022606, 6045212, 7556515, 12090424, 15113030, 16624333, 30226060, 33248666, 60452120, 66497332, 83121665, 132994664, 166243330, 332486660, 664973320]

約数ペア:

[(1, 664973320), (2, 332486660), (4, 166243330), (5, 132994664), (8, 83121665), (10, 66497332), (11, 60452120), (20, 33248666), (22, 30226060), (40, 16624333), (44, 15113030), (55, 12090424), (88, 7556515), (110, 6045212), (220, 3022606), (440, 1511303)]