19216140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{320269}}^1$

素因数の和:320281

約数の個数: 24

約数和(自身を含む): 53805360

約数和(自身を除く): 34589220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 320269, 640538, 960807, 1281076, 1601345, 1921614, 3202690, 3843228, 4804035, 6405380, 9608070, 19216140]

約数ペア:

[(1, 19216140), (2, 9608070), (3, 6405380), (4, 4804035), (5, 3843228), (6, 3202690), (10, 1921614), (12, 1601345), (15, 1281076), (20, 960807), (30, 640538), (60, 320269)]