26480920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12491}}^1$

素因数の和:12555

約数の個数: 32

約数和(自身を含む): 60711120

約数和(自身を除く): 34230200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 12491, 24982, 49964, 62455, 99928, 124910, 249820, 499640, 662023, 1324046, 2648092, 3310115, 5296184, 6620230, 13240460, 26480920]

約数ペア:

[(1, 26480920), (2, 13240460), (4, 6620230), (5, 5296184), (8, 3310115), (10, 2648092), (20, 1324046), (40, 662023), (53, 499640), (106, 249820), (212, 124910), (265, 99928), (424, 62455), (530, 49964), (1060, 24982), (2120, 12491)]