22396120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:532

約数の個数: 64

約数和(自身を含む): 53460000

約数和(自身を除く): 31063880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 215, 232, 290, 344, 430, 449, 580, 860, 898, 1160, 1247, 1720, 1796, 2245, 2494, 3592, 4490, 4988, 6235, 8980, 9976, 12470, 13021, 17960, 19307, 24940, 26042, 38614, 49880, 52084, 65105, 77228, 96535, 104168, 130210, 154456, 193070, 260420, 386140, 520840, 559903, 772280, 1119806, 2239612, 2799515, 4479224, 5599030, 11198060, 22396120]

約数ペア:

[(1, 22396120), (2, 11198060), (4, 5599030), (5, 4479224), (8, 2799515), (10, 2239612), (20, 1119806), (29, 772280), (40, 559903), (43, 520840), (58, 386140), (86, 260420), (116, 193070), (145, 154456), (172, 130210), (215, 104168), (232, 96535), (290, 77228), (344, 65105), (430, 52084), (449, 49880), (580, 38614), (860, 26042), (898, 24940), (1160, 19307), (1247, 17960), (1720, 13021), (1796, 12470), (2245, 9976), (2494, 8980), (3592, 6235), (4490, 4988)]