2080961920

素因数分解:

$2^7\times 5^1\times {\mathrm{3251503}}^1$

素因数の和:3251522

約数の個数: 32

約数和(自身を含む): 4974801120

約数和(自身を除く): 2893839200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3251503, 6503006, 13006012, 16257515, 26012024, 32515030, 52024048, 65030060, 104048096, 130060120, 208096192, 260120240, 416192384, 520240480, 1040480960, 2080961920]

約数ペア:

[(1, 2080961920), (2, 1040480960), (4, 520240480), (5, 416192384), (8, 260120240), (10, 208096192), (16, 130060120), (20, 104048096), (32, 65030060), (40, 52024048), (64, 32515030), (80, 26012024), (128, 16257515), (160, 13006012), (320, 6503006), (640, 3251503)]