6465920

素因数分解:

$2^7\times 5^1\times {\mathrm{10103}}^1$

素因数の和:10122

約数の個数: 32

約数和(自身を含む): 15459120

約数和(自身を除く): 8993200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 10103, 20206, 40412, 50515, 80824, 101030, 161648, 202060, 323296, 404120, 646592, 808240, 1293184, 1616480, 3232960, 6465920]

約数ペア:

[(1, 6465920), (2, 3232960), (4, 1616480), (5, 1293184), (8, 808240), (10, 646592), (16, 404120), (20, 323296), (32, 202060), (40, 161648), (64, 101030), (80, 80824), (128, 50515), (160, 40412), (320, 20206), (640, 10103)]