2290289320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{110749}}^1$

素因数の和:110818

約数の個数: 64

約数和(自身を含む): 5741280000

約数和(自身を除く): 3450990680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1880, 2068, 2585, 4136, 5170, 10340, 20680, 110749, 221498, 442996, 553745, 885992, 1107490, 1218239, 2214980, 2436478, 4429960, 4872956, 5205203, 6091195, 9745912, 10410406, 12182390, 20820812, 24364780, 26026015, 41641624, 48729560, 52052030, 57257233, 104104060, 114514466, 208208120, 229028932, 286286165, 458057864, 572572330, 1145144660, 2290289320]

約数ペア:

[(1, 2290289320), (2, 1145144660), (4, 572572330), (5, 458057864), (8, 286286165), (10, 229028932), (11, 208208120), (20, 114514466), (22, 104104060), (40, 57257233), (44, 52052030), (47, 48729560), (55, 41641624), (88, 26026015), (94, 24364780), (110, 20820812), (188, 12182390), (220, 10410406), (235, 9745912), (376, 6091195), (440, 5205203), (470, 4872956), (517, 4429960), (940, 2436478), (1034, 2214980), (1880, 1218239), (2068, 1107490), (2585, 885992), (4136, 553745), (5170, 442996), (10340, 221498), (20680, 110749)]