28400920

素因数分解:

$2^3\times 5^1\times {\mathrm{710023}}^1$

素因数の和:710034

約数の個数: 16

約数和(自身を含む): 63902160

約数和(自身を除く): 35501240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 710023, 1420046, 2840092, 3550115, 5680184, 7100230, 14200460, 28400920]

約数ペア:

[(1, 28400920), (2, 14200460), (4, 7100230), (5, 5680184), (8, 3550115), (10, 2840092), (20, 1420046), (40, 710023)]