26780910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68669}}^1$

素因数の和:68692

約数の個数: 32

約数和(自身を含む): 69219360

約数和(自身を除く): 42438450

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 68669, 137338, 206007, 343345, 412014, 686690, 892697, 1030035, 1785394, 2060070, 2678091, 4463485, 5356182, 8926970, 13390455, 26780910]

約数ペア:

[(1, 26780910), (2, 13390455), (3, 8926970), (5, 5356182), (6, 4463485), (10, 2678091), (13, 2060070), (15, 1785394), (26, 1030035), (30, 892697), (39, 686690), (65, 412014), (78, 343345), (130, 206007), (195, 137338), (390, 68669)]