6646480

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{331}}^1$

素因数の和:595

約数の個数: 40

約数和(自身を含む): 15561504

約数和(自身を除く): 8915024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 331, 502, 662, 1004, 1255, 1324, 1655, 2008, 2510, 2648, 3310, 4016, 5020, 5296, 6620, 10040, 13240, 20080, 26480, 83081, 166162, 332324, 415405, 664648, 830810, 1329296, 1661620, 3323240, 6646480]

約数ペア:

[(1, 6646480), (2, 3323240), (4, 1661620), (5, 1329296), (8, 830810), (10, 664648), (16, 415405), (20, 332324), (40, 166162), (80, 83081), (251, 26480), (331, 20080), (502, 13240), (662, 10040), (1004, 6620), (1255, 5296), (1324, 5020), (1655, 4016), (2008, 3310), (2510, 2648)]