40490995

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4789}}^1$

素因数の和:4902

約数の個数: 16

約数和(自身を含む): 51732000

約数和(自身を除く): 11241005

約数列:

[1, 5, 19, 89, 95, 445, 1691, 4789, 8455, 23945, 90991, 426221, 454955, 2131105, 8098199, 40490995]

約数ペア:

[(1, 40490995), (5, 8098199), (19, 2131105), (89, 454955), (95, 426221), (445, 90991), (1691, 23945), (4789, 8455)]