1890880

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:347

約数の個数: 56

約数和(自身を含む): 4754880

約数和(自身を除く): 2864000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 311, 320, 380, 608, 622, 760, 1216, 1244, 1520, 1555, 2488, 3040, 3110, 4976, 5909, 6080, 6220, 9952, 11818, 12440, 19904, 23636, 24880, 29545, 47272, 49760, 59090, 94544, 99520, 118180, 189088, 236360, 378176, 472720, 945440, 1890880]

約数ペア:

[(1, 1890880), (2, 945440), (4, 472720), (5, 378176), (8, 236360), (10, 189088), (16, 118180), (19, 99520), (20, 94544), (32, 59090), (38, 49760), (40, 47272), (64, 29545), (76, 24880), (80, 23636), (95, 19904), (152, 12440), (160, 11818), (190, 9952), (304, 6220), (311, 6080), (320, 5909), (380, 4976), (608, 3110), (622, 3040), (760, 2488), (1216, 1555), (1244, 1520)]