8988560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{2293}}^1$

素因数の和:2320

約数の個数: 60

約数和(自身を含む): 24320988

約数和(自身を除く): 15332428

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 2293, 3920, 4586, 9172, 11465, 16051, 18344, 22930, 32102, 36688, 45860, 64204, 80255, 91720, 112357, 128408, 160510, 183440, 224714, 256816, 321020, 449428, 561785, 642040, 898856, 1123570, 1284080, 1797712, 2247140, 4494280, 8988560]

約数ペア:

[(1, 8988560), (2, 4494280), (4, 2247140), (5, 1797712), (7, 1284080), (8, 1123570), (10, 898856), (14, 642040), (16, 561785), (20, 449428), (28, 321020), (35, 256816), (40, 224714), (49, 183440), (56, 160510), (70, 128408), (80, 112357), (98, 91720), (112, 80255), (140, 64204), (196, 45860), (245, 36688), (280, 32102), (392, 22930), (490, 18344), (560, 16051), (784, 11465), (980, 9172), (1960, 4586), (2293, 3920)]