2315120

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1$

素因数の和:729

約数の個数: 40

約数和(自身を含む): 5516016

約数和(自身を除く): 3200896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 673, 688, 860, 1346, 1720, 2692, 3365, 3440, 5384, 6730, 10768, 13460, 26920, 28939, 53840, 57878, 115756, 144695, 231512, 289390, 463024, 578780, 1157560, 2315120]

約数ペア:

[(1, 2315120), (2, 1157560), (4, 578780), (5, 463024), (8, 289390), (10, 231512), (16, 144695), (20, 115756), (40, 57878), (43, 53840), (80, 28939), (86, 26920), (172, 13460), (215, 10768), (344, 6730), (430, 5384), (673, 3440), (688, 3365), (860, 2692), (1346, 1720)]