1242002090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{1607}}^1$

素因数の和:1863

約数の個数: 64

約数和(自身を含む): 2612832768

約数和(自身を除く): 1370830678

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 181, 305, 362, 427, 610, 854, 905, 1267, 1607, 1810, 2135, 2534, 3214, 4270, 6335, 8035, 11041, 11249, 12670, 16070, 22082, 22498, 55205, 56245, 77287, 98027, 110410, 112490, 154574, 196054, 290867, 386435, 490135, 581734, 686189, 772870, 980270, 1372378, 1454335, 2036069, 2908670, 3430945, 4072138, 6861890, 10180345, 17742887, 20360690, 35485774, 88714435, 124200209, 177428870, 248400418, 621001045, 1242002090]

約数ペア:

[(1, 1242002090), (2, 621001045), (5, 248400418), (7, 177428870), (10, 124200209), (14, 88714435), (35, 35485774), (61, 20360690), (70, 17742887), (122, 10180345), (181, 6861890), (305, 4072138), (362, 3430945), (427, 2908670), (610, 2036069), (854, 1454335), (905, 1372378), (1267, 980270), (1607, 772870), (1810, 686189), (2135, 581734), (2534, 490135), (3214, 386435), (4270, 290867), (6335, 196054), (8035, 154574), (11041, 112490), (11249, 110410), (12670, 98027), (16070, 77287), (22082, 56245), (22498, 55205)]