11565280

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1$

素因数の和:140

約数の個数: 72

約数和(自身を含む): 28656936

約数和(自身を除く): 17091656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 43, 80, 82, 86, 160, 164, 172, 205, 215, 328, 344, 410, 430, 656, 688, 820, 860, 1312, 1376, 1640, 1681, 1720, 1763, 3280, 3362, 3440, 3526, 6560, 6724, 6880, 7052, 8405, 8815, 13448, 14104, 16810, 17630, 26896, 28208, 33620, 35260, 53792, 56416, 67240, 70520, 72283, 134480, 141040, 144566, 268960, 282080, 289132, 361415, 578264, 722830, 1156528, 1445660, 2313056, 2891320, 5782640, 11565280]

約数ペア:

[(1, 11565280), (2, 5782640), (4, 2891320), (5, 2313056), (8, 1445660), (10, 1156528), (16, 722830), (20, 578264), (32, 361415), (40, 289132), (41, 282080), (43, 268960), (80, 144566), (82, 141040), (86, 134480), (160, 72283), (164, 70520), (172, 67240), (205, 56416), (215, 53792), (328, 35260), (344, 33620), (410, 28208), (430, 26896), (656, 17630), (688, 16810), (820, 14104), (860, 13448), (1312, 8815), (1376, 8405), (1640, 7052), (1681, 6880), (1720, 6724), (1763, 6560), (3280, 3526), (3362, 3440)]