26683720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{607}}^1$

素因数の和:782

約数の個数: 64

約数和(自身を含む): 69166080

約数和(自身を除く): 42482360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 607, 628, 785, 1099, 1214, 1256, 1570, 2198, 2428, 3035, 3140, 4249, 4396, 4856, 5495, 6070, 6280, 8498, 8792, 10990, 12140, 16996, 21245, 21980, 24280, 33992, 42490, 43960, 84980, 95299, 169960, 190598, 381196, 476495, 667093, 762392, 952990, 1334186, 1905980, 2668372, 3335465, 3811960, 5336744, 6670930, 13341860, 26683720]

約数ペア:

[(1, 26683720), (2, 13341860), (4, 6670930), (5, 5336744), (7, 3811960), (8, 3335465), (10, 2668372), (14, 1905980), (20, 1334186), (28, 952990), (35, 762392), (40, 667093), (56, 476495), (70, 381196), (140, 190598), (157, 169960), (280, 95299), (314, 84980), (607, 43960), (628, 42490), (785, 33992), (1099, 24280), (1214, 21980), (1256, 21245), (1570, 16996), (2198, 12140), (2428, 10990), (3035, 8792), (3140, 8498), (4249, 6280), (4396, 6070), (4856, 5495)]