1157560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 2669040

約数和(自身を除く): 1511480

約数列:

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

約数ペア:

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