1265240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 2911680

約数和(自身を除く): 1646440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 673, 940, 1346, 1880, 2692, 3365, 5384, 6730, 13460, 26920, 31631, 63262, 126524, 158155, 253048, 316310, 632620, 1265240]

約数ペア:

[(1, 1265240), (2, 632620), (4, 316310), (5, 253048), (8, 158155), (10, 126524), (20, 63262), (40, 31631), (47, 26920), (94, 13460), (188, 6730), (235, 5384), (376, 3365), (470, 2692), (673, 1880), (940, 1346)]