981980960

素因数分解:

$2^5\times 5^1\times {\mathrm{449}}^1\times {\mathrm{13669}}^1$

素因数の和:14133

約数の個数: 48

約数和(自身を含む): 2325267000

約数和(自身を除く): 1343286040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 449, 898, 1796, 2245, 3592, 4490, 7184, 8980, 13669, 14368, 17960, 27338, 35920, 54676, 68345, 71840, 109352, 136690, 218704, 273380, 437408, 546760, 1093520, 2187040, 6137381, 12274762, 24549524, 30686905, 49099048, 61373810, 98198096, 122747620, 196396192, 245495240, 490990480, 981980960]

約数ペア:

[(1, 981980960), (2, 490990480), (4, 245495240), (5, 196396192), (8, 122747620), (10, 98198096), (16, 61373810), (20, 49099048), (32, 30686905), (40, 24549524), (80, 12274762), (160, 6137381), (449, 2187040), (898, 1093520), (1796, 546760), (2245, 437408), (3592, 273380), (4490, 218704), (7184, 136690), (8980, 109352), (13669, 71840), (14368, 68345), (17960, 54676), (27338, 35920)]