9661240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 22952160

約数和(自身を除く): 13290920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 43, 82, 86, 137, 164, 172, 205, 215, 274, 328, 344, 410, 430, 548, 685, 820, 860, 1096, 1370, 1640, 1720, 1763, 2740, 3526, 5480, 5617, 5891, 7052, 8815, 11234, 11782, 14104, 17630, 22468, 23564, 28085, 29455, 35260, 44936, 47128, 56170, 58910, 70520, 112340, 117820, 224680, 235640, 241531, 483062, 966124, 1207655, 1932248, 2415310, 4830620, 9661240]

約数ペア:

[(1, 9661240), (2, 4830620), (4, 2415310), (5, 1932248), (8, 1207655), (10, 966124), (20, 483062), (40, 241531), (41, 235640), (43, 224680), (82, 117820), (86, 112340), (137, 70520), (164, 58910), (172, 56170), (205, 47128), (215, 44936), (274, 35260), (328, 29455), (344, 28085), (410, 23564), (430, 22468), (548, 17630), (685, 14104), (820, 11782), (860, 11234), (1096, 8815), (1370, 7052), (1640, 5891), (1720, 5617), (1763, 5480), (2740, 3526)]