77280410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{406739}}^1$

素因数の和:406765

約数の個数: 16

約数和(自身を含む): 146426400

約数和(自身を除く): 69145990

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 406739, 813478, 2033695, 4067390, 7728041, 15456082, 38640205, 77280410]

約数ペア:

[(1, 77280410), (2, 38640205), (5, 15456082), (10, 7728041), (19, 4067390), (38, 2033695), (95, 813478), (190, 406739)]