39940945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1033}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 56580480

約数和(自身を除く): 16639535

約数列:

[1, 5, 11, 19, 37, 55, 95, 185, 209, 407, 703, 1033, 1045, 2035, 3515, 5165, 7733, 11363, 19627, 38221, 38665, 56815, 98135, 191105, 215897, 420431, 726199, 1079485, 2102155, 3630995, 7988189, 39940945]

約数ペア:

[(1, 39940945), (5, 7988189), (11, 3630995), (19, 2102155), (37, 1079485), (55, 726199), (95, 420431), (185, 215897), (209, 191105), (407, 98135), (703, 56815), (1033, 38665), (1045, 38221), (2035, 19627), (3515, 11363), (5165, 7733)]