8720028

素因数分解:

$2^2\times 3^3\times {\mathrm{263}}^1\times {\mathrm{307}}^1$

素因数の和:583

約数の個数: 48

約数和(自身を含む): 22767360

約数和(自身を除く): 14047332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 263, 307, 526, 614, 789, 921, 1052, 1228, 1578, 1842, 2367, 2763, 3156, 3684, 4734, 5526, 7101, 8289, 9468, 11052, 14202, 16578, 28404, 33156, 80741, 161482, 242223, 322964, 484446, 726669, 968892, 1453338, 2180007, 2906676, 4360014, 8720028]

約数ペア:

[(1, 8720028), (2, 4360014), (3, 2906676), (4, 2180007), (6, 1453338), (9, 968892), (12, 726669), (18, 484446), (27, 322964), (36, 242223), (54, 161482), (108, 80741), (263, 33156), (307, 28404), (526, 16578), (614, 14202), (789, 11052), (921, 9468), (1052, 8289), (1228, 7101), (1578, 5526), (1842, 4734), (2367, 3684), (2763, 3156)]