39980315

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{2789}}^1$

素因数の和:2902

約数の個数: 16

約数和(自身を含む): 49818240

約数和(自身を除く): 9837925

約数列:

[1, 5, 47, 61, 235, 305, 2789, 2867, 13945, 14335, 131083, 170129, 655415, 850645, 7996063, 39980315]

約数ペア:

[(1, 39980315), (5, 7996063), (47, 850645), (61, 655415), (235, 170129), (305, 131083), (2789, 14335), (2867, 13945)]