12648260

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{9439}}^1$

素因数の和:9515

約数の個数: 24

約数和(自身を含む): 26960640

約数和(自身を除く): 14312380

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 9439, 18878, 37756, 47195, 94390, 188780, 632413, 1264826, 2529652, 3162065, 6324130, 12648260]

約数ペア:

[(1, 12648260), (2, 6324130), (4, 3162065), (5, 2529652), (10, 1264826), (20, 632413), (67, 188780), (134, 94390), (268, 47195), (335, 37756), (670, 18878), (1340, 9439)]