2019881620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{6829}}^1$

素因数の和:7504

約数の個数: 48

約数和(自身を含む): 4433708160

約数和(自身を除く): 2413826540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 643, 1286, 2572, 3215, 6430, 6829, 12860, 13658, 14789, 27316, 29578, 34145, 59156, 68290, 73945, 136580, 147890, 157067, 295780, 314134, 628268, 785335, 1570670, 3141340, 4391047, 8782094, 17564188, 21955235, 43910470, 87820940, 100994081, 201988162, 403976324, 504970405, 1009940810, 2019881620]

約数ペア:

[(1, 2019881620), (2, 1009940810), (4, 504970405), (5, 403976324), (10, 201988162), (20, 100994081), (23, 87820940), (46, 43910470), (92, 21955235), (115, 17564188), (230, 8782094), (460, 4391047), (643, 3141340), (1286, 1570670), (2572, 785335), (3215, 628268), (6430, 314134), (6829, 295780), (12860, 157067), (13658, 147890), (14789, 136580), (27316, 73945), (29578, 68290), (34145, 59156)]