28094140

素因数分解:

$2^2\times 5^1\times {\mathrm{983}}^1\times {\mathrm{1429}}^1$

素因数の和:2421

約数の個数: 24

約数和(自身を含む): 59099040

約数和(自身を除く): 31004900

約数列:

[1, 2, 4, 5, 10, 20, 983, 1429, 1966, 2858, 3932, 4915, 5716, 7145, 9830, 14290, 19660, 28580, 1404707, 2809414, 5618828, 7023535, 14047070, 28094140]

約数ペア:

[(1, 28094140), (2, 14047070), (4, 7023535), (5, 5618828), (10, 2809414), (20, 1404707), (983, 28580), (1429, 19660), (1966, 14290), (2858, 9830), (3932, 7145), (4915, 5716)]