12282520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 29193120

約数和(自身を除く): 16910600

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 74, 86, 148, 172, 185, 193, 215, 296, 344, 370, 386, 430, 740, 772, 860, 965, 1480, 1544, 1591, 1720, 1930, 3182, 3860, 6364, 7141, 7720, 7955, 8299, 12728, 14282, 15910, 16598, 28564, 31820, 33196, 35705, 41495, 57128, 63640, 66392, 71410, 82990, 142820, 165980, 285640, 307063, 331960, 614126, 1228252, 1535315, 2456504, 3070630, 6141260, 12282520]

約数ペア:

[(1, 12282520), (2, 6141260), (4, 3070630), (5, 2456504), (8, 1535315), (10, 1228252), (20, 614126), (37, 331960), (40, 307063), (43, 285640), (74, 165980), (86, 142820), (148, 82990), (172, 71410), (185, 66392), (193, 63640), (215, 57128), (296, 41495), (344, 35705), (370, 33196), (386, 31820), (430, 28564), (740, 16598), (772, 15910), (860, 14282), (965, 12728), (1480, 8299), (1544, 7955), (1591, 7720), (1720, 7141), (1930, 6364), (3182, 3860)]