1744990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 3499776

約数和(自身を除く): 1754786

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 433, 806, 866, 2015, 2165, 4030, 4330, 5629, 11258, 13423, 26846, 28145, 56290, 67115, 134230, 174499, 348998, 872495, 1744990]

約数ペア:

[(1, 1744990), (2, 872495), (5, 348998), (10, 174499), (13, 134230), (26, 67115), (31, 56290), (62, 28145), (65, 26846), (130, 13423), (155, 11258), (310, 5629), (403, 4330), (433, 4030), (806, 2165), (866, 2015)]