554443240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1066237}}^1$

素因数の和:1066261

約数の個数: 32

約数和(自身を含む): 1343459880

約数和(自身を除く): 789016640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1066237, 2132474, 4264948, 5331185, 8529896, 10662370, 13861081, 21324740, 27722162, 42649480, 55444324, 69305405, 110888648, 138610810, 277221620, 554443240]

約数ペア:

[(1, 554443240), (2, 277221620), (4, 138610810), (5, 110888648), (8, 69305405), (10, 55444324), (13, 42649480), (20, 27722162), (26, 21324740), (40, 13861081), (52, 10662370), (65, 8529896), (104, 5331185), (130, 4264948), (260, 2132474), (520, 1066237)]