855080600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{388673}}^1$

素因数の和:388700

約数の個数: 48

約数和(自身を含む): 2168800920

約数和(自身を除く): 1313720320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 388673, 777346, 1554692, 1943365, 3109384, 3886730, 4275403, 7773460, 8550806, 9716825, 15546920, 17101612, 19433650, 21377015, 34203224, 38867300, 42754030, 77734600, 85508060, 106885075, 171016120, 213770150, 427540300, 855080600]

約数ペア:

[(1, 855080600), (2, 427540300), (4, 213770150), (5, 171016120), (8, 106885075), (10, 85508060), (11, 77734600), (20, 42754030), (22, 38867300), (25, 34203224), (40, 21377015), (44, 19433650), (50, 17101612), (55, 15546920), (88, 9716825), (100, 8550806), (110, 7773460), (200, 4275403), (220, 3886730), (275, 3109384), (440, 1943365), (550, 1554692), (1100, 777346), (2200, 388673)]