12456860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47911}}^1$

素因数の和:47933

約数の個数: 24

約数和(自身を含む): 28172256

約数和(自身を除く): 15715396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 47911, 95822, 191644, 239555, 479110, 622843, 958220, 1245686, 2491372, 3114215, 6228430, 12456860]

約数ペア:

[(1, 12456860), (2, 6228430), (4, 3114215), (5, 2491372), (10, 1245686), (13, 958220), (20, 622843), (26, 479110), (52, 239555), (65, 191644), (130, 95822), (260, 47911)]