70406120

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{19777}}^1$

素因数の和:19877

約数の個数: 32

約数和(自身を含む): 160201800

約数和(自身を除く): 89795680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 19777, 39554, 79108, 98885, 158216, 197770, 395540, 791080, 1760153, 3520306, 7040612, 8800765, 14081224, 17601530, 35203060, 70406120]

約数ペア:

[(1, 70406120), (2, 35203060), (4, 17601530), (5, 14081224), (8, 8800765), (10, 7040612), (20, 3520306), (40, 1760153), (89, 791080), (178, 395540), (356, 197770), (445, 158216), (712, 98885), (890, 79108), (1780, 39554), (3560, 19777)]