1301471980

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{146893}}^1$

素因数の和:147345

約数の個数: 24

約数和(自身を含む): 2739279312

約数和(自身を除く): 1437807332

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 8860, 146893, 293786, 587572, 734465, 1468930, 2937860, 65073599, 130147198, 260294396, 325367995, 650735990, 1301471980]

約数ペア:

[(1, 1301471980), (2, 650735990), (4, 325367995), (5, 260294396), (10, 130147198), (20, 65073599), (443, 2937860), (886, 1468930), (1772, 734465), (2215, 587572), (4430, 293786), (8860, 146893)]