89696240

素因数分解:

$2^4\times 5^1\times {\mathrm{1121203}}^1$

素因数の和:1121216

約数の個数: 20

約数和(自身を含む): 208543944

約数和(自身を除く): 118847704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1121203, 2242406, 4484812, 5606015, 8969624, 11212030, 17939248, 22424060, 44848120, 89696240]

約数ペア:

[(1, 89696240), (2, 44848120), (4, 22424060), (5, 17939248), (8, 11212030), (10, 8969624), (16, 5606015), (20, 4484812), (40, 2242406), (80, 1121203)]