70356280

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{19763}}^1$

素因数の和:19863

約数の個数: 32

約数和(自身を含む): 160088400

約数和(自身を除く): 89732120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 19763, 39526, 79052, 98815, 158104, 197630, 395260, 790520, 1758907, 3517814, 7035628, 8794535, 14071256, 17589070, 35178140, 70356280]

約数ペア:

[(1, 70356280), (2, 35178140), (4, 17589070), (5, 14071256), (8, 8794535), (10, 7035628), (20, 3517814), (40, 1758907), (89, 790520), (178, 395260), (356, 197630), (445, 158104), (712, 98815), (890, 79052), (1780, 39526), (3560, 19763)]