1889220520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4293683}}^1$

素因数の和:4293705

約数の個数: 32

約数和(自身を含む): 4637178720

約数和(自身を除く): 2747958200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4293683, 8587366, 17174732, 21468415, 34349464, 42936830, 47230513, 85873660, 94461026, 171747320, 188922052, 236152565, 377844104, 472305130, 944610260, 1889220520]

約数ペア:

[(1, 1889220520), (2, 944610260), (4, 472305130), (5, 377844104), (8, 236152565), (10, 188922052), (11, 171747320), (20, 94461026), (22, 85873660), (40, 47230513), (44, 42936830), (55, 34349464), (88, 21468415), (110, 17174732), (220, 8587366), (440, 4293683)]