3840

素因数分解:

$2^8\times 3^1\times 5^1$

素因数の和:24

約数の個数: 36

約数和(自身を含む): 12264

約数和(自身を除く): 8424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840]

約数ペア:

[(1, 3840), (2, 1920), (3, 1280), (4, 960), (5, 768), (6, 640), (8, 480), (10, 384), (12, 320), (15, 256), (16, 240), (20, 192), (24, 160), (30, 128), (32, 120), (40, 96), (48, 80), (60, 64)]