1057285720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{614701}}^1$

素因数の和:614755

約数の個数: 32

約数和(自身を含む): 2434219920

約数和(自身を除く): 1376934200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 614701, 1229402, 2458804, 3073505, 4917608, 6147010, 12294020, 24588040, 26432143, 52864286, 105728572, 132160715, 211457144, 264321430, 528642860, 1057285720]

約数ペア:

[(1, 1057285720), (2, 528642860), (4, 264321430), (5, 211457144), (8, 132160715), (10, 105728572), (20, 52864286), (40, 26432143), (43, 24588040), (86, 12294020), (172, 6147010), (215, 4917608), (344, 3073505), (430, 2458804), (860, 1229402), (1720, 614701)]