143481940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1024871}}^1$

素因数の和:1024887

約数の個数: 24

約数和(自身を含む): 344356992

約数和(自身を除く): 200875052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1024871, 2049742, 4099484, 5124355, 7174097, 10248710, 14348194, 20497420, 28696388, 35870485, 71740970, 143481940]

約数ペア:

[(1, 143481940), (2, 71740970), (4, 35870485), (5, 28696388), (7, 20497420), (10, 14348194), (14, 10248710), (20, 7174097), (28, 5124355), (35, 4099484), (70, 2049742), (140, 1024871)]