129620060

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{150721}}^1$

素因数の和:150773

約数の個数: 24

約数和(自身を含む): 278534256

約数和(自身を除く): 148914196

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 150721, 301442, 602884, 753605, 1507210, 3014420, 6481003, 12962006, 25924012, 32405015, 64810030, 129620060]

約数ペア:

[(1, 129620060), (2, 64810030), (4, 32405015), (5, 25924012), (10, 12962006), (20, 6481003), (43, 3014420), (86, 1507210), (172, 753605), (215, 602884), (430, 301442), (860, 150721)]