396561780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2203121}}^1$

素因数の和:2203136

約数の個数: 36

約数和(自身を含む): 1202904612

約数和(自身を除く): 806342832

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2203121, 4406242, 6609363, 8812484, 11015605, 13218726, 19828089, 22031210, 26437452, 33046815, 39656178, 44062420, 66093630, 79312356, 99140445, 132187260, 198280890, 396561780]

約数ペア:

[(1, 396561780), (2, 198280890), (3, 132187260), (4, 99140445), (5, 79312356), (6, 66093630), (9, 44062420), (10, 39656178), (12, 33046815), (15, 26437452), (18, 22031210), (20, 19828089), (30, 13218726), (36, 11015605), (45, 8812484), (60, 6609363), (90, 4406242), (180, 2203121)]