5021440

素因数分解:

$2^8\times 5^1\times {\mathrm{3923}}^1$

素因数の和:3944

約数の個数: 36

約数和(自身を含む): 12030984

約数和(自身を除く): 7009544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 3923, 7846, 15692, 19615, 31384, 39230, 62768, 78460, 125536, 156920, 251072, 313840, 502144, 627680, 1004288, 1255360, 2510720, 5021440]

約数ペア:

[(1, 5021440), (2, 2510720), (4, 1255360), (5, 1004288), (8, 627680), (10, 502144), (16, 313840), (20, 251072), (32, 156920), (40, 125536), (64, 78460), (80, 62768), (128, 39230), (160, 31384), (256, 19615), (320, 15692), (640, 7846), (1280, 3923)]