40140815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1811}}^1$

素因数の和:1871

約数の個数: 32

約数和(自身を含む): 58447872

約数和(自身を除く): 18307057

約数列:

[1, 5, 11, 13, 31, 55, 65, 143, 155, 341, 403, 715, 1705, 1811, 2015, 4433, 9055, 19921, 22165, 23543, 56141, 99605, 117715, 258973, 280705, 617551, 729833, 1294865, 3087755, 3649165, 8028163, 40140815]

約数ペア:

[(1, 40140815), (5, 8028163), (11, 3649165), (13, 3087755), (31, 1294865), (55, 729833), (65, 617551), (143, 280705), (155, 258973), (341, 117715), (403, 99605), (715, 56141), (1705, 23543), (1811, 22165), (2015, 19921), (4433, 9055)]