86461840

素因数分解:

$2^4\times 5^1\times {\mathrm{1080773}}^1$

素因数の和:1080786

約数の個数: 20

約数和(自身を含む): 201023964

約数和(自身を除く): 114562124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1080773, 2161546, 4323092, 5403865, 8646184, 10807730, 17292368, 21615460, 43230920, 86461840]

約数ペア:

[(1, 86461840), (2, 43230920), (4, 21615460), (5, 17292368), (8, 10807730), (10, 8646184), (16, 5403865), (20, 4323092), (40, 2161546), (80, 1080773)]