2149022020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{274811}}^1$

素因数の和:274860

約数の個数: 48

約数和(自身を含む): 4986188928

約数和(自身を除く): 2837166908

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 274811, 549622, 1099244, 1374055, 2748110, 4671787, 5496220, 6320653, 9343574, 12641306, 18687148, 23358935, 25282612, 31603265, 46717870, 63206530, 93435740, 107451101, 126413060, 214902202, 429804404, 537255505, 1074511010, 2149022020]

約数ペア:

[(1, 2149022020), (2, 1074511010), (4, 537255505), (5, 429804404), (10, 214902202), (17, 126413060), (20, 107451101), (23, 93435740), (34, 63206530), (46, 46717870), (68, 31603265), (85, 25282612), (92, 23358935), (115, 18687148), (170, 12641306), (230, 9343574), (340, 6320653), (391, 5496220), (460, 4671787), (782, 2748110), (1564, 1374055), (1955, 1099244), (3910, 549622), (7820, 274811)]