171479980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1224857}}^1$

素因数の和:1224873

約数の個数: 24

約数和(自身を含む): 411552288

約数和(自身を除く): 240072308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1224857, 2449714, 4899428, 6124285, 8573999, 12248570, 17147998, 24497140, 34295996, 42869995, 85739990, 171479980]

約数ペア:

[(1, 171479980), (2, 85739990), (4, 42869995), (5, 34295996), (7, 24497140), (10, 17147998), (14, 12248570), (20, 8573999), (28, 6124285), (35, 4899428), (70, 2449714), (140, 1224857)]