40711040

素因数分解:

$2^7\times 5^1\times {\mathrm{63611}}^1$

素因数の和:63630

約数の個数: 32

約数和(自身を含む): 97326360

約数和(自身を除く): 56615320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 63611, 127222, 254444, 318055, 508888, 636110, 1017776, 1272220, 2035552, 2544440, 4071104, 5088880, 8142208, 10177760, 20355520, 40711040]

約数ペア:

[(1, 40711040), (2, 20355520), (4, 10177760), (5, 8142208), (8, 5088880), (10, 4071104), (16, 2544440), (20, 2035552), (32, 1272220), (40, 1017776), (64, 636110), (80, 508888), (128, 318055), (160, 254444), (320, 127222), (640, 63611)]