254126860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{977411}}^1$

素因数の和:977433

約数の個数: 24

約数和(自身を含む): 574718256

約数和(自身を除く): 320591396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 977411, 1954822, 3909644, 4887055, 9774110, 12706343, 19548220, 25412686, 50825372, 63531715, 127063430, 254126860]

約数ペア:

[(1, 254126860), (2, 127063430), (4, 63531715), (5, 50825372), (10, 25412686), (13, 19548220), (20, 12706343), (26, 9774110), (52, 4887055), (65, 3909644), (130, 1954822), (260, 977411)]