40011980

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{13249}}^1$

素因数の和:13409

約数の個数: 24

約数和(自身を含む): 84588000

約数和(自身を除く): 44576020

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 13249, 26498, 52996, 66245, 132490, 264980, 2000599, 4001198, 8002396, 10002995, 20005990, 40011980]

約数ペア:

[(1, 40011980), (2, 20005990), (4, 10002995), (5, 8002396), (10, 4001198), (20, 2000599), (151, 264980), (302, 132490), (604, 66245), (755, 52996), (1510, 26498), (3020, 13249)]