827011840

素因数分解:

$2^8\times 5^1\times {\mathrm{646103}}^1$

素因数の和:646124

約数の個数: 36

約数和(自身を含む): 1980954864

約数和(自身を除く): 1153943024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 646103, 1292206, 2584412, 3230515, 5168824, 6461030, 10337648, 12922060, 20675296, 25844120, 41350592, 51688240, 82701184, 103376480, 165402368, 206752960, 413505920, 827011840]

約数ペア:

[(1, 827011840), (2, 413505920), (4, 206752960), (5, 165402368), (8, 103376480), (10, 82701184), (16, 51688240), (20, 41350592), (32, 25844120), (40, 20675296), (64, 12922060), (80, 10337648), (128, 6461030), (160, 5168824), (256, 3230515), (320, 2584412), (640, 1292206), (1280, 646103)]