4220525.00000000

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{839}}^1$

素因数の和:1243

約数の個数: 32

約数和(自身を含む): 62899200

約数和(自身を除く): 28630245

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 389, 839, 1167, 1945, 2517, 2723, 4195, 5835, 5873, 8169, 12585, 13615, 17619, 29365, 40845, 88095, 326371, 979113, 1631855, 2284597, 4895565, 6853791, 11422985, 34268955]

約数ペア:

[(1, 34268955), (3, 11422985), (5, 6853791), (7, 4895565), (15, 2284597), (21, 1631855), (35, 979113), (105, 326371), (389, 88095), (839, 40845), (1167, 29365), (1945, 17619), (2517, 13615), (2723, 12585), (4195, 8169), (5835, 5873)]