8271560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1709}}^1$

素因数の和:1742

約数の個数: 48

約数和(自身を含む): 20468700

約数和(自身を除く): 12197140

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 1709, 2420, 3418, 4840, 6836, 8545, 13672, 17090, 18799, 34180, 37598, 68360, 75196, 93995, 150392, 187990, 206789, 375980, 413578, 751960, 827156, 1033945, 1654312, 2067890, 4135780, 8271560]

約数ペア:

[(1, 8271560), (2, 4135780), (4, 2067890), (5, 1654312), (8, 1033945), (10, 827156), (11, 751960), (20, 413578), (22, 375980), (40, 206789), (44, 187990), (55, 150392), (88, 93995), (110, 75196), (121, 68360), (220, 37598), (242, 34180), (440, 18799), (484, 17090), (605, 13672), (968, 8545), (1210, 6836), (1709, 4840), (2420, 3418)]