2231680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 5838480

約数和(自身を除く): 3606800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 317, 320, 352, 440, 634, 640, 704, 880, 1268, 1408, 1585, 1760, 2536, 3170, 3487, 3520, 5072, 6340, 6974, 7040, 10144, 12680, 13948, 17435, 20288, 25360, 27896, 34870, 40576, 50720, 55792, 69740, 101440, 111584, 139480, 202880, 223168, 278960, 446336, 557920, 1115840, 2231680]

約数ペア:

[(1, 2231680), (2, 1115840), (4, 557920), (5, 446336), (8, 278960), (10, 223168), (11, 202880), (16, 139480), (20, 111584), (22, 101440), (32, 69740), (40, 55792), (44, 50720), (55, 40576), (64, 34870), (80, 27896), (88, 25360), (110, 20288), (128, 17435), (160, 13948), (176, 12680), (220, 10144), (317, 7040), (320, 6974), (352, 6340), (440, 5072), (634, 3520), (640, 3487), (704, 3170), (880, 2536), (1268, 1760), (1408, 1585)]