27284360

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{547}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 65102400

約数和(自身を除く): 37818040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 215, 232, 290, 344, 430, 547, 580, 860, 1094, 1160, 1247, 1720, 2188, 2494, 2735, 4376, 4988, 5470, 6235, 9976, 10940, 12470, 15863, 21880, 23521, 24940, 31726, 47042, 49880, 63452, 79315, 94084, 117605, 126904, 158630, 188168, 235210, 317260, 470420, 634520, 682109, 940840, 1364218, 2728436, 3410545, 5456872, 6821090, 13642180, 27284360]

約数ペア:

[(1, 27284360), (2, 13642180), (4, 6821090), (5, 5456872), (8, 3410545), (10, 2728436), (20, 1364218), (29, 940840), (40, 682109), (43, 634520), (58, 470420), (86, 317260), (116, 235210), (145, 188168), (172, 158630), (215, 126904), (232, 117605), (290, 94084), (344, 79315), (430, 63452), (547, 49880), (580, 47042), (860, 31726), (1094, 24940), (1160, 23521), (1247, 21880), (1720, 15863), (2188, 12470), (2494, 10940), (2735, 9976), (4376, 6235), (4988, 5470)]