156630580

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{18691}}^1$

素因数の和:19119

約数の個数: 24

約数和(自身を含む): 329726880

約数和(自身を除く): 173096300

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 18691, 37382, 74764, 93455, 186910, 373820, 7831529, 15663058, 31326116, 39157645, 78315290, 156630580]

約数ペア:

[(1, 156630580), (2, 78315290), (4, 39157645), (5, 31326116), (10, 15663058), (20, 7831529), (419, 373820), (838, 186910), (1676, 93455), (2095, 74764), (4190, 37382), (8380, 18691)]