28430180

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{5023}}^1$

素因数の和:5315

約数の個数: 24

約数和(自身を含む): 59926272

約数和(自身を除く): 31496092

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2830, 5023, 5660, 10046, 20092, 25115, 50230, 100460, 1421509, 2843018, 5686036, 7107545, 14215090, 28430180]

約数ペア:

[(1, 28430180), (2, 14215090), (4, 7107545), (5, 5686036), (10, 2843018), (20, 1421509), (283, 100460), (566, 50230), (1132, 25115), (1415, 20092), (2830, 10046), (5023, 5660)]