205411020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3423517}}^1$

素因数の和:3423529

約数の個数: 24

約数和(自身を含む): 575151024

約数和(自身を除く): 369740004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3423517, 6847034, 10270551, 13694068, 17117585, 20541102, 34235170, 41082204, 51352755, 68470340, 102705510, 205411020]

約数ペア:

[(1, 205411020), (2, 102705510), (3, 68470340), (4, 51352755), (5, 41082204), (6, 34235170), (10, 20541102), (12, 17117585), (15, 13694068), (20, 10270551), (30, 6847034), (60, 3423517)]