445149770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{110459}}^1$

素因数の和:110510

約数の個数: 32

約数和(自身を含む): 890749440

約数和(自身を除く): 445599670

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 110459, 220918, 552295, 1104590, 1435967, 2871934, 3424229, 6848458, 7179835, 14359670, 17121145, 34242290, 44514977, 89029954, 222574885, 445149770]

約数ペア:

[(1, 445149770), (2, 222574885), (5, 89029954), (10, 44514977), (13, 34242290), (26, 17121145), (31, 14359670), (62, 7179835), (65, 6848458), (130, 3424229), (155, 2871934), (310, 1435967), (403, 1104590), (806, 552295), (2015, 220918), (4030, 110459)]