890236730

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{212467}}^1$

素因数の和:212893

約数の個数: 16

約数和(自身を含む): 1606258080

約数和(自身を除く): 716021350

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 212467, 424934, 1062335, 2124670, 89023673, 178047346, 445118365, 890236730]

約数ペア:

[(1, 890236730), (2, 445118365), (5, 178047346), (10, 89023673), (419, 2124670), (838, 1062335), (2095, 424934), (4190, 212467)]