318052840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1135903}}^1$

素因数の和:1135921

約数の個数: 32

約数和(自身を含む): 817850880

約数和(自身を除く): 499798040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1135903, 2271806, 4543612, 5679515, 7951321, 9087224, 11359030, 15902642, 22718060, 31805284, 39756605, 45436120, 63610568, 79513210, 159026420, 318052840]

約数ペア:

[(1, 318052840), (2, 159026420), (4, 79513210), (5, 63610568), (7, 45436120), (8, 39756605), (10, 31805284), (14, 22718060), (20, 15902642), (28, 11359030), (35, 9087224), (40, 7951321), (56, 5679515), (70, 4543612), (140, 2271806), (280, 1135903)]