208068020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1\times {\mathrm{587}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 450455040

約数和(自身を除く): 242387020

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 479, 587, 740, 958, 1174, 1916, 2348, 2395, 2935, 4790, 5870, 9580, 11740, 17723, 21719, 35446, 43438, 70892, 86876, 88615, 108595, 177230, 217190, 281173, 354460, 434380, 562346, 1124692, 1405865, 2811730, 5623460, 10403401, 20806802, 41613604, 52017005, 104034010, 208068020]

約数ペア:

[(1, 208068020), (2, 104034010), (4, 52017005), (5, 41613604), (10, 20806802), (20, 10403401), (37, 5623460), (74, 2811730), (148, 1405865), (185, 1124692), (370, 562346), (479, 434380), (587, 354460), (740, 281173), (958, 217190), (1174, 177230), (1916, 108595), (2348, 88615), (2395, 86876), (2935, 70892), (4790, 43438), (5870, 35446), (9580, 21719), (11740, 17723)]