1258740040

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{95071}}^1$

素因数の和:95413

約数の個数: 32

約数和(自身を含む): 2840751360

約数和(自身を除く): 1582011320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6620, 13240, 95071, 190142, 380284, 475355, 760568, 950710, 1901420, 3802840, 31468501, 62937002, 125874004, 157342505, 251748008, 314685010, 629370020, 1258740040]

約数ペア:

[(1, 1258740040), (2, 629370020), (4, 314685010), (5, 251748008), (8, 157342505), (10, 125874004), (20, 62937002), (40, 31468501), (331, 3802840), (662, 1901420), (1324, 950710), (1655, 760568), (2648, 475355), (3310, 380284), (6620, 190142), (13240, 95071)]