11451760

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3329}}^1$

素因数の和:3385

約数の個数: 40

約数和(自身を含む): 27252720

約数和(自身を除く): 15800960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3329, 3440, 6658, 13316, 16645, 26632, 33290, 53264, 66580, 133160, 143147, 266320, 286294, 572588, 715735, 1145176, 1431470, 2290352, 2862940, 5725880, 11451760]

約数ペア:

[(1, 11451760), (2, 5725880), (4, 2862940), (5, 2290352), (8, 1431470), (10, 1145176), (16, 715735), (20, 572588), (40, 286294), (43, 266320), (80, 143147), (86, 133160), (172, 66580), (215, 53264), (344, 33290), (430, 26632), (688, 16645), (860, 13316), (1720, 6658), (3329, 3440)]