2780491666

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1\times {\mathrm{877}}^1$

素因数の和:1498

約数の個数: 32

約数和(自身を含む): 4394776320

約数和(自身を除く): 1614284654

約数列:

[1, 2, 23, 46, 157, 314, 439, 877, 878, 1754, 3611, 7222, 10097, 20171, 20194, 40342, 68923, 137689, 137846, 275378, 385003, 770006, 1585229, 3166847, 3170458, 6333694, 8855069, 17710138, 60445471, 120890942, 1390245833, 2780491666]

約数ペア:

[(1, 2780491666), (2, 1390245833), (23, 120890942), (46, 60445471), (157, 17710138), (314, 8855069), (439, 6333694), (877, 3170458), (878, 3166847), (1754, 1585229), (3611, 770006), (7222, 385003), (10097, 275378), (20171, 137846), (20194, 137689), (40342, 68923)]