12400255

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 18547200

約数和(自身を除く): 6146945

約数列:

[1, 5, 7, 19, 29, 35, 95, 133, 145, 203, 551, 643, 665, 1015, 2755, 3215, 3857, 4501, 12217, 18647, 19285, 22505, 61085, 85519, 93235, 130529, 354293, 427595, 652645, 1771465, 2480051, 12400255]

約数ペア:

[(1, 12400255), (5, 2480051), (7, 1771465), (19, 652645), (29, 427595), (35, 354293), (95, 130529), (133, 93235), (145, 85519), (203, 61085), (551, 22505), (643, 19285), (665, 18647), (1015, 12217), (2755, 4501), (3215, 3857)]