2649205880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3895891}}^1$

素因数の和:3895919

約数の個数: 32

約数和(自身を含む): 6311345040

約数和(自身を除く): 3662139160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 3895891, 7791782, 15583564, 19479455, 31167128, 38958910, 66230147, 77917820, 132460294, 155835640, 264920588, 331150735, 529841176, 662301470, 1324602940, 2649205880]

約数ペア:

[(1, 2649205880), (2, 1324602940), (4, 662301470), (5, 529841176), (8, 331150735), (10, 264920588), (17, 155835640), (20, 132460294), (34, 77917820), (40, 66230147), (68, 38958910), (85, 31167128), (136, 19479455), (170, 15583564), (340, 7791782), (680, 3895891)]