15217400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{6917}}^1$

素因数の和:6944

約数の個数: 48

約数和(自身を含む): 38602440

約数和(自身を除く): 23385040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 6917, 13834, 27668, 34585, 55336, 69170, 76087, 138340, 152174, 172925, 276680, 304348, 345850, 380435, 608696, 691700, 760870, 1383400, 1521740, 1902175, 3043480, 3804350, 7608700, 15217400]

約数ペア:

[(1, 15217400), (2, 7608700), (4, 3804350), (5, 3043480), (8, 1902175), (10, 1521740), (11, 1383400), (20, 760870), (22, 691700), (25, 608696), (40, 380435), (44, 345850), (50, 304348), (55, 276680), (88, 172925), (100, 152174), (110, 138340), (200, 76087), (220, 69170), (275, 55336), (440, 34585), (550, 27668), (1100, 13834), (2200, 6917)]