20004001010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{285771443}}^1$

素因数の和:285771457

約数の個数: 16

約数和(自身を含む): 41151087936

約数和(自身を除く): 21147086926

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 285771443, 571542886, 1428857215, 2000400101, 2857714430, 4000800202, 10002000505, 20004001010]

約数ペア:

[(1, 20004001010), (2, 10002000505), (5, 4000800202), (7, 2857714430), (10, 2000400101), (14, 1428857215), (35, 571542886), (70, 285771443)]