31390940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{224221}}^1$

素因数の和:224237

約数の個数: 24

約数和(自身を含む): 75338592

約数和(自身を除く): 43947652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 224221, 448442, 896884, 1121105, 1569547, 2242210, 3139094, 4484420, 6278188, 7847735, 15695470, 31390940]

約数ペア:

[(1, 31390940), (2, 15695470), (4, 7847735), (5, 6278188), (7, 4484420), (10, 3139094), (14, 2242210), (20, 1569547), (28, 1121105), (35, 896884), (70, 448442), (140, 224221)]