2013261880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{80789}}^1$

素因数の和:80896

約数の個数: 64

約数和(自身を含む): 5235192000

約数和(自身を除く): 3221930120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2492, 3115, 3560, 4984, 6230, 12460, 24920, 80789, 161578, 323156, 403945, 565523, 646312, 807890, 1131046, 1615780, 2262092, 2827615, 3231560, 4524184, 5655230, 7190221, 11310460, 14380442, 22620920, 28760884, 35951105, 50331547, 57521768, 71902210, 100663094, 143804420, 201326188, 251657735, 287608840, 402652376, 503315470, 1006630940, 2013261880]

約数ペア:

[(1, 2013261880), (2, 1006630940), (4, 503315470), (5, 402652376), (7, 287608840), (8, 251657735), (10, 201326188), (14, 143804420), (20, 100663094), (28, 71902210), (35, 57521768), (40, 50331547), (56, 35951105), (70, 28760884), (89, 22620920), (140, 14380442), (178, 11310460), (280, 7190221), (356, 5655230), (445, 4524184), (623, 3231560), (712, 2827615), (890, 2262092), (1246, 1615780), (1780, 1131046), (2492, 807890), (3115, 646312), (3560, 565523), (4984, 403945), (6230, 323156), (12460, 161578), (24920, 80789)]