219435740

素因数分解:

$2^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{25339}}^1$

素因数の和:25781

約数の個数: 24

約数和(自身を含む): 461897520

約数和(自身を除く): 242461780

約数列:

[1, 2, 4, 5, 10, 20, 433, 866, 1732, 2165, 4330, 8660, 25339, 50678, 101356, 126695, 253390, 506780, 10971787, 21943574, 43887148, 54858935, 109717870, 219435740]

約数ペア:

[(1, 219435740), (2, 109717870), (4, 54858935), (5, 43887148), (10, 21943574), (20, 10971787), (433, 506780), (866, 253390), (1732, 126695), (2165, 101356), (4330, 50678), (8660, 25339)]