19821960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{55061}}^1$

素因数の和:55078

約数の個数: 48

約数和(自身を含む): 64422540

約数和(自身を除く): 44600580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 55061, 110122, 165183, 220244, 275305, 330366, 440488, 495549, 550610, 660732, 825915, 991098, 1101220, 1321464, 1651830, 1982196, 2202440, 2477745, 3303660, 3964392, 4955490, 6607320, 9910980, 19821960]

約数ペア:

[(1, 19821960), (2, 9910980), (3, 6607320), (4, 4955490), (5, 3964392), (6, 3303660), (8, 2477745), (9, 2202440), (10, 1982196), (12, 1651830), (15, 1321464), (18, 1101220), (20, 991098), (24, 825915), (30, 660732), (36, 550610), (40, 495549), (45, 440488), (60, 330366), (72, 275305), (90, 220244), (120, 165183), (180, 110122), (360, 55061)]