2019461720

素因数分解:

$2^3\times 5^1\times {\mathrm{50486543}}^1$

素因数の和:50486554

約数の個数: 16

約数和(自身を含む): 4543788960

約数和(自身を除く): 2524327240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50486543, 100973086, 201946172, 252432715, 403892344, 504865430, 1009730860, 2019461720]

約数ペア:

[(1, 2019461720), (2, 1009730860), (4, 504865430), (5, 403892344), (8, 252432715), (10, 201946172), (20, 100973086), (40, 50486543)]