30912560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{55201}}^1$

素因数の和:55221

約数の個数: 40

約数和(自身を含む): 82140576

約数和(自身を除く): 51228016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 55201, 110402, 220804, 276005, 386407, 441608, 552010, 772814, 883216, 1104020, 1545628, 1932035, 2208040, 3091256, 3864070, 4416080, 6182512, 7728140, 15456280, 30912560]

約数ペア:

[(1, 30912560), (2, 15456280), (4, 7728140), (5, 6182512), (7, 4416080), (8, 3864070), (10, 3091256), (14, 2208040), (16, 1932035), (20, 1545628), (28, 1104020), (35, 883216), (40, 772814), (56, 552010), (70, 441608), (80, 386407), (112, 276005), (140, 220804), (280, 110402), (560, 55201)]