16708880

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{631}}^1$

素因数の和:975

約数の個数: 40

約数和(自身を含む): 39027264

約数和(自身を除く): 22318384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 631, 662, 1262, 1324, 1655, 2524, 2648, 3155, 3310, 5048, 5296, 6310, 6620, 10096, 12620, 13240, 25240, 26480, 50480, 208861, 417722, 835444, 1044305, 1670888, 2088610, 3341776, 4177220, 8354440, 16708880]

約数ペア:

[(1, 16708880), (2, 8354440), (4, 4177220), (5, 3341776), (8, 2088610), (10, 1670888), (16, 1044305), (20, 835444), (40, 417722), (80, 208861), (331, 50480), (631, 26480), (662, 25240), (1262, 13240), (1324, 12620), (1655, 10096), (2524, 6620), (2648, 6310), (3155, 5296), (3310, 5048)]