140110720

素因数分解:

$2^7\times 5^1\times {\mathrm{218923}}^1$

素因数の和:218942

約数の個数: 32

約数和(自身を含む): 334953720

約数和(自身を除く): 194843000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 218923, 437846, 875692, 1094615, 1751384, 2189230, 3502768, 4378460, 7005536, 8756920, 14011072, 17513840, 28022144, 35027680, 70055360, 140110720]

約数ペア:

[(1, 140110720), (2, 70055360), (4, 35027680), (5, 28022144), (8, 17513840), (10, 14011072), (16, 8756920), (20, 7005536), (32, 4378460), (40, 3502768), (64, 2189230), (80, 1751384), (128, 1094615), (160, 875692), (320, 437846), (640, 218923)]