40809324880

素因数分解:

$2^4\times 5^1\times {\mathrm{510116561}}^1$

素因数の和:510116574

約数の個数: 20

約数和(自身を含む): 94881680532

約数和(自身を除く): 54072355652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 510116561, 1020233122, 2040466244, 2550582805, 4080932488, 5101165610, 8161864976, 10202331220, 20404662440, 40809324880]

約数ペア:

[(1, 40809324880), (2, 20404662440), (4, 10202331220), (5, 8161864976), (8, 5101165610), (10, 4080932488), (16, 2550582805), (20, 2040466244), (40, 1020233122), (80, 510116561)]