225645560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{805877}}^1$

素因数の和:805895

約数の個数: 32

約数和(自身を含む): 580232160

約数和(自身を除く): 354586600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 805877, 1611754, 3223508, 4029385, 5641139, 6447016, 8058770, 11282278, 16117540, 22564556, 28205695, 32235080, 45129112, 56411390, 112822780, 225645560]

約数ペア:

[(1, 225645560), (2, 112822780), (4, 56411390), (5, 45129112), (7, 32235080), (8, 28205695), (10, 22564556), (14, 16117540), (20, 11282278), (28, 8058770), (35, 6447016), (40, 5641139), (56, 4029385), (70, 3223508), (140, 1611754), (280, 805877)]