13341860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{607}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 32277504

約数和(自身を除く): 18935644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 607, 628, 785, 1099, 1214, 1570, 2198, 2428, 3035, 3140, 4249, 4396, 5495, 6070, 8498, 10990, 12140, 16996, 21245, 21980, 42490, 84980, 95299, 190598, 381196, 476495, 667093, 952990, 1334186, 1905980, 2668372, 3335465, 6670930, 13341860]

約数ペア:

[(1, 13341860), (2, 6670930), (4, 3335465), (5, 2668372), (7, 1905980), (10, 1334186), (14, 952990), (20, 667093), (28, 476495), (35, 381196), (70, 190598), (140, 95299), (157, 84980), (314, 42490), (607, 21980), (628, 21245), (785, 16996), (1099, 12140), (1214, 10990), (1570, 8498), (2198, 6070), (2428, 5495), (3035, 4396), (3140, 4249)]