16544660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 38223360

約数和(自身を除く): 21678700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 157, 220, 314, 479, 628, 785, 958, 1570, 1727, 1916, 2395, 3140, 3454, 4790, 5269, 6908, 8635, 9580, 10538, 17270, 21076, 26345, 34540, 52690, 75203, 105380, 150406, 300812, 376015, 752030, 827233, 1504060, 1654466, 3308932, 4136165, 8272330, 16544660]

約数ペア:

[(1, 16544660), (2, 8272330), (4, 4136165), (5, 3308932), (10, 1654466), (11, 1504060), (20, 827233), (22, 752030), (44, 376015), (55, 300812), (110, 150406), (157, 105380), (220, 75203), (314, 52690), (479, 34540), (628, 26345), (785, 21076), (958, 17270), (1570, 10538), (1727, 9580), (1916, 8635), (2395, 6908), (3140, 5269), (3454, 4790)]