8807480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 22243680

約数和(自身を除く): 13436200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 541, 740, 814, 1082, 1480, 1628, 2035, 2164, 2705, 3256, 4070, 4328, 5410, 5951, 8140, 10820, 11902, 16280, 20017, 21640, 23804, 29755, 40034, 47608, 59510, 80068, 100085, 119020, 160136, 200170, 220187, 238040, 400340, 440374, 800680, 880748, 1100935, 1761496, 2201870, 4403740, 8807480]

約数ペア:

[(1, 8807480), (2, 4403740), (4, 2201870), (5, 1761496), (8, 1100935), (10, 880748), (11, 800680), (20, 440374), (22, 400340), (37, 238040), (40, 220187), (44, 200170), (55, 160136), (74, 119020), (88, 100085), (110, 80068), (148, 59510), (185, 47608), (220, 40034), (296, 29755), (370, 23804), (407, 21640), (440, 20017), (541, 16280), (740, 11902), (814, 10820), (1082, 8140), (1480, 5951), (1628, 5410), (2035, 4328), (2164, 4070), (2705, 3256)]