18610240

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:356

約数の個数: 112

約数和(自身を含む): 51352704

約数和(自身を除く): 32742464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 311, 320, 340, 352, 374, 440, 544, 622, 680, 704, 748, 880, 935, 1088, 1244, 1360, 1496, 1555, 1760, 1870, 2488, 2720, 2992, 3110, 3421, 3520, 3740, 4976, 5287, 5440, 5984, 6220, 6842, 7480, 9952, 10574, 11968, 12440, 13684, 14960, 17105, 19904, 21148, 24880, 26435, 27368, 29920, 34210, 42296, 49760, 52870, 54736, 58157, 59840, 68420, 84592, 99520, 105740, 109472, 116314, 136840, 169184, 211480, 218944, 232628, 273680, 290785, 338368, 422960, 465256, 547360, 581570, 845920, 930512, 1094720, 1163140, 1691840, 1861024, 2326280, 3722048, 4652560, 9305120, 18610240]

約数ペア:

[(1, 18610240), (2, 9305120), (4, 4652560), (5, 3722048), (8, 2326280), (10, 1861024), (11, 1691840), (16, 1163140), (17, 1094720), (20, 930512), (22, 845920), (32, 581570), (34, 547360), (40, 465256), (44, 422960), (55, 338368), (64, 290785), (68, 273680), (80, 232628), (85, 218944), (88, 211480), (110, 169184), (136, 136840), (160, 116314), (170, 109472), (176, 105740), (187, 99520), (220, 84592), (272, 68420), (311, 59840), (320, 58157), (340, 54736), (352, 52870), (374, 49760), (440, 42296), (544, 34210), (622, 29920), (680, 27368), (704, 26435), (748, 24880), (880, 21148), (935, 19904), (1088, 17105), (1244, 14960), (1360, 13684), (1496, 12440), (1555, 11968), (1760, 10574), (1870, 9952), (2488, 7480), (2720, 6842), (2992, 6220), (3110, 5984), (3421, 5440), (3520, 5287), (3740, 4976)]