28395880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37363}}^1$

素因数の和:37393

約数の個数: 32

約数和(自身を含む): 67255200

約数和(自身を除く): 38859320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 37363, 74726, 149452, 186815, 298904, 373630, 709897, 747260, 1419794, 1494520, 2839588, 3549485, 5679176, 7098970, 14197940, 28395880]

約数ペア:

[(1, 28395880), (2, 14197940), (4, 7098970), (5, 5679176), (8, 3549485), (10, 2839588), (19, 1494520), (20, 1419794), (38, 747260), (40, 709897), (76, 373630), (95, 298904), (152, 186815), (190, 149452), (380, 74726), (760, 37363)]