40308215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13687}}^1$

素因数の和:13742

約数の個数: 16

約数和(自身を含む): 52561920

約数和(自身を除く): 12253705

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 13687, 68435, 260053, 424297, 1300265, 2121485, 8061643, 40308215]

約数ペア:

[(1, 40308215), (5, 8061643), (19, 2121485), (31, 1300265), (95, 424297), (155, 260053), (589, 68435), (2945, 13687)]