13240460

素因数分解:

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

素因数の和:12553

約数の個数: 24

約数和(自身を含む): 28331856

約数和(自身を除く): 15091396

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 12491, 24982, 49964, 62455, 124910, 249820, 662023, 1324046, 2648092, 3310115, 6620230, 13240460]

約数ペア:

[(1, 13240460), (2, 6620230), (4, 3310115), (5, 2648092), (10, 1324046), (20, 662023), (53, 249820), (106, 124910), (212, 62455), (265, 49964), (530, 24982), (1060, 12491)]