85784060

素因数分解:

$2^2\times 5^1\times {\mathrm{907}}^1\times {\mathrm{4729}}^1$

素因数の和:5645

約数の個数: 24

約数和(自身を含む): 180383280

約数和(自身を除く): 94599220

約数列:

[1, 2, 4, 5, 10, 20, 907, 1814, 3628, 4535, 4729, 9070, 9458, 18140, 18916, 23645, 47290, 94580, 4289203, 8578406, 17156812, 21446015, 42892030, 85784060]

約数ペア:

[(1, 85784060), (2, 42892030), (4, 21446015), (5, 17156812), (10, 8578406), (20, 4289203), (907, 94580), (1814, 47290), (3628, 23645), (4535, 18916), (4729, 18140), (9070, 9458)]