28279320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{235661}}^1$

素因数の和:235675

約数の個数: 32

約数和(自身を含む): 84838320

約数和(自身を除く): 56559000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 235661, 471322, 706983, 942644, 1178305, 1413966, 1885288, 2356610, 2827932, 3534915, 4713220, 5655864, 7069830, 9426440, 14139660, 28279320]

約数ペア:

[(1, 28279320), (2, 14139660), (3, 9426440), (4, 7069830), (5, 5655864), (6, 4713220), (8, 3534915), (10, 2827932), (12, 2356610), (15, 1885288), (20, 1413966), (24, 1178305), (30, 942644), (40, 706983), (60, 471322), (120, 235661)]