2044440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{631}}^1$

素因数の和:654

約数の個数: 80

約数和(自身を含む): 6882480

約数和(自身を除く): 4838040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 631, 648, 810, 1080, 1262, 1620, 1893, 2524, 3155, 3240, 3786, 5048, 5679, 6310, 7572, 9465, 11358, 12620, 15144, 17037, 18930, 22716, 25240, 28395, 34074, 37860, 45432, 51111, 56790, 68148, 75720, 85185, 102222, 113580, 136296, 170370, 204444, 227160, 255555, 340740, 408888, 511110, 681480, 1022220, 2044440]

約数ペア:

[(1, 2044440), (2, 1022220), (3, 681480), (4, 511110), (5, 408888), (6, 340740), (8, 255555), (9, 227160), (10, 204444), (12, 170370), (15, 136296), (18, 113580), (20, 102222), (24, 85185), (27, 75720), (30, 68148), (36, 56790), (40, 51111), (45, 45432), (54, 37860), (60, 34074), (72, 28395), (81, 25240), (90, 22716), (108, 18930), (120, 17037), (135, 15144), (162, 12620), (180, 11358), (216, 9465), (270, 7572), (324, 6310), (360, 5679), (405, 5048), (540, 3786), (631, 3240), (648, 3155), (810, 2524), (1080, 1893), (1262, 1620)]