212340580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{558791}}^1$

素因数の和:558819

約数の個数: 24

約数和(自身を含む): 469385280

約数和(自身を除く): 257044700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 558791, 1117582, 2235164, 2793955, 5587910, 10617029, 11175820, 21234058, 42468116, 53085145, 106170290, 212340580]

約数ペア:

[(1, 212340580), (2, 106170290), (4, 53085145), (5, 42468116), (10, 21234058), (19, 11175820), (20, 10617029), (38, 5587910), (76, 2793955), (95, 2235164), (190, 1117582), (380, 558791)]