309580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 679392

約数和(自身を除く): 369812

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 673, 1346, 2692, 3365, 6730, 13460, 15479, 30958, 61916, 77395, 154790, 309580]

約数ペア:

[(1, 309580), (2, 154790), (4, 77395), (5, 61916), (10, 30958), (20, 15479), (23, 13460), (46, 6730), (92, 3365), (115, 2692), (230, 1346), (460, 673)]