28332040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3389}}^1$

素因数の和:3430

約数の個数: 64

約数和(自身を含む): 73224000

約数和(自身を除く): 44891960

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 3389, 4180, 6778, 8360, 13556, 16945, 27112, 33890, 37279, 64391, 67780, 74558, 128782, 135560, 149116, 186395, 257564, 298232, 321955, 372790, 515128, 643910, 708301, 745580, 1287820, 1416602, 1491160, 2575640, 2833204, 3541505, 5666408, 7083010, 14166020, 28332040]

約数ペア:

[(1, 28332040), (2, 14166020), (4, 7083010), (5, 5666408), (8, 3541505), (10, 2833204), (11, 2575640), (19, 1491160), (20, 1416602), (22, 1287820), (38, 745580), (40, 708301), (44, 643910), (55, 515128), (76, 372790), (88, 321955), (95, 298232), (110, 257564), (152, 186395), (190, 149116), (209, 135560), (220, 128782), (380, 74558), (418, 67780), (440, 64391), (760, 37279), (836, 33890), (1045, 27112), (1672, 16945), (2090, 13556), (3389, 8360), (4180, 6778)]