2600990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 5434560

約数和(自身を除く): 2833570

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 509, 511, 730, 1018, 1022, 2545, 2555, 3563, 5090, 5110, 7126, 17815, 35630, 37157, 74314, 185785, 260099, 371570, 520198, 1300495, 2600990]

約数ペア:

[(1, 2600990), (2, 1300495), (5, 520198), (7, 371570), (10, 260099), (14, 185785), (35, 74314), (70, 37157), (73, 35630), (146, 17815), (365, 7126), (509, 5110), (511, 5090), (730, 3563), (1018, 2555), (1022, 2545)]