31403260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{224309}}^1$

素因数の和:224325

約数の個数: 24

約数和(自身を含む): 75368160

約数和(自身を除く): 43964900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 224309, 448618, 897236, 1121545, 1570163, 2243090, 3140326, 4486180, 6280652, 7850815, 15701630, 31403260]

約数ペア:

[(1, 31403260), (2, 15701630), (4, 7850815), (5, 6280652), (7, 4486180), (10, 3140326), (14, 2243090), (20, 1570163), (28, 1121545), (35, 897236), (70, 448618), (140, 224309)]