43140920

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{8233}}^1$

素因数の和:8375

約数の個数: 32

約数和(自身を含む): 97819920

約数和(自身を除く): 54679000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 8233, 16466, 32932, 41165, 65864, 82330, 164660, 329320, 1078523, 2157046, 4314092, 5392615, 8628184, 10785230, 21570460, 43140920]

約数ペア:

[(1, 43140920), (2, 21570460), (4, 10785230), (5, 8628184), (8, 5392615), (10, 4314092), (20, 2157046), (40, 1078523), (131, 329320), (262, 164660), (524, 82330), (655, 65864), (1048, 41165), (1310, 32932), (2620, 16466), (5240, 8233)]