11892640

素因数分解:

$2^5\times 5^1\times {\mathrm{239}}^1\times {\mathrm{311}}^1$

素因数の和:565

約数の個数: 48

約数和(自身を含む): 28304640

約数和(自身を除く): 16412000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 239, 311, 478, 622, 956, 1195, 1244, 1555, 1912, 2390, 2488, 3110, 3824, 4780, 4976, 6220, 7648, 9560, 9952, 12440, 19120, 24880, 38240, 49760, 74329, 148658, 297316, 371645, 594632, 743290, 1189264, 1486580, 2378528, 2973160, 5946320, 11892640]

約数ペア:

[(1, 11892640), (2, 5946320), (4, 2973160), (5, 2378528), (8, 1486580), (10, 1189264), (16, 743290), (20, 594632), (32, 371645), (40, 297316), (80, 148658), (160, 74329), (239, 49760), (311, 38240), (478, 24880), (622, 19120), (956, 12440), (1195, 9952), (1244, 9560), (1555, 7648), (1912, 6220), (2390, 4976), (2488, 4780), (3110, 3824)]