2045306020

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{992867}}^1$

素因数の和:992979

約数の個数: 24

約数和(自身を含む): 4336847424

約数和(自身を除く): 2291541404

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 992867, 1985734, 3971468, 4964335, 9928670, 19857340, 102265301, 204530602, 409061204, 511326505, 1022653010, 2045306020]

約数ペア:

[(1, 2045306020), (2, 1022653010), (4, 511326505), (5, 409061204), (10, 204530602), (20, 102265301), (103, 19857340), (206, 9928670), (412, 4964335), (515, 3971468), (1030, 1985734), (2060, 992867)]