26821840

素因数分解:

$2^4\times 5^1\times {\mathrm{335273}}^1$

素因数の和:335286

約数の個数: 20

約数和(自身を含む): 62360964

約数和(自身を除く): 35539124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 335273, 670546, 1341092, 1676365, 2682184, 3352730, 5364368, 6705460, 13410920, 26821840]

約数ペア:

[(1, 26821840), (2, 13410920), (4, 6705460), (5, 5364368), (8, 3352730), (10, 2682184), (16, 1676365), (20, 1341092), (40, 670546), (80, 335273)]