380030980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2714507}}^1$

素因数の和:2714523

約数の個数: 24

約数和(自身を含む): 912074688

約数和(自身を除く): 532043708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2714507, 5429014, 10858028, 13572535, 19001549, 27145070, 38003098, 54290140, 76006196, 95007745, 190015490, 380030980]

約数ペア:

[(1, 380030980), (2, 190015490), (4, 95007745), (5, 76006196), (7, 54290140), (10, 38003098), (14, 27145070), (20, 19001549), (28, 13572535), (35, 10858028), (70, 5429014), (140, 2714507)]