8321360

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:156

約数の個数: 80

約数和(自身を含む): 20623680

約数和(自身を除く): 12302320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 43, 59, 80, 82, 86, 118, 164, 172, 205, 215, 236, 295, 328, 344, 410, 430, 472, 590, 656, 688, 820, 860, 944, 1180, 1640, 1720, 1763, 2360, 2419, 2537, 3280, 3440, 3526, 4720, 4838, 5074, 7052, 8815, 9676, 10148, 12095, 12685, 14104, 17630, 19352, 20296, 24190, 25370, 28208, 35260, 38704, 40592, 48380, 50740, 70520, 96760, 101480, 104017, 141040, 193520, 202960, 208034, 416068, 520085, 832136, 1040170, 1664272, 2080340, 4160680, 8321360]

約数ペア:

[(1, 8321360), (2, 4160680), (4, 2080340), (5, 1664272), (8, 1040170), (10, 832136), (16, 520085), (20, 416068), (40, 208034), (41, 202960), (43, 193520), (59, 141040), (80, 104017), (82, 101480), (86, 96760), (118, 70520), (164, 50740), (172, 48380), (205, 40592), (215, 38704), (236, 35260), (295, 28208), (328, 25370), (344, 24190), (410, 20296), (430, 19352), (472, 17630), (590, 14104), (656, 12685), (688, 12095), (820, 10148), (860, 9676), (944, 8815), (1180, 7052), (1640, 5074), (1720, 4838), (1763, 4720), (2360, 3526), (2419, 3440), (2537, 3280)]