15401890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3607}}^1$

素因数の和:3682

約数の個数: 32

約数和(自身を含む): 32212224

約数和(自身を除く): 16810334

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 3607, 4270, 7214, 18035, 25249, 36070, 50498, 126245, 220027, 252490, 440054, 1100135, 1540189, 2200270, 3080378, 7700945, 15401890]

約数ペア:

[(1, 15401890), (2, 7700945), (5, 3080378), (7, 2200270), (10, 1540189), (14, 1100135), (35, 440054), (61, 252490), (70, 220027), (122, 126245), (305, 50498), (427, 36070), (610, 25249), (854, 18035), (2135, 7214), (3607, 4270)]