7539992840

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3090161}}^1$

素因数の和:3090233

約数の個数: 32

約数和(自身を含む): 17243103960

約数和(自身を除く): 9703111120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 3090161, 6180322, 12360644, 15450805, 24721288, 30901610, 61803220, 123606440, 188499821, 376999642, 753999284, 942499105, 1507998568, 1884998210, 3769996420, 7539992840]

約数ペア:

[(1, 7539992840), (2, 3769996420), (4, 1884998210), (5, 1507998568), (8, 942499105), (10, 753999284), (20, 376999642), (40, 188499821), (61, 123606440), (122, 61803220), (244, 30901610), (305, 24721288), (488, 15450805), (610, 12360644), (1220, 6180322), (2440, 3090161)]