486570920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{5557}}^1$

素因数の和:5778

約数の個数: 64

約数和(自身を含む): 1200528000

約数和(自身を除く): 713957080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 199, 220, 398, 440, 796, 995, 1592, 1990, 2189, 3980, 4378, 5557, 7960, 8756, 10945, 11114, 17512, 21890, 22228, 27785, 43780, 44456, 55570, 61127, 87560, 111140, 122254, 222280, 244508, 305635, 489016, 611270, 1105843, 1222540, 2211686, 2445080, 4423372, 5529215, 8846744, 11058430, 12164273, 22116860, 24328546, 44233720, 48657092, 60821365, 97314184, 121642730, 243285460, 486570920]

約数ペア:

[(1, 486570920), (2, 243285460), (4, 121642730), (5, 97314184), (8, 60821365), (10, 48657092), (11, 44233720), (20, 24328546), (22, 22116860), (40, 12164273), (44, 11058430), (55, 8846744), (88, 5529215), (110, 4423372), (199, 2445080), (220, 2211686), (398, 1222540), (440, 1105843), (796, 611270), (995, 489016), (1592, 305635), (1990, 244508), (2189, 222280), (3980, 122254), (4378, 111140), (5557, 87560), (7960, 61127), (8756, 55570), (10945, 44456), (11114, 43780), (17512, 27785), (21890, 22228)]