26120620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 56514528

約数和(自身を除く): 30393908

約数列:

[1, 2, 4, 5, 10, 20, 67, 101, 134, 193, 202, 268, 335, 386, 404, 505, 670, 772, 965, 1010, 1340, 1930, 2020, 3860, 6767, 12931, 13534, 19493, 25862, 27068, 33835, 38986, 51724, 64655, 67670, 77972, 97465, 129310, 135340, 194930, 258620, 389860, 1306031, 2612062, 5224124, 6530155, 13060310, 26120620]

約数ペア:

[(1, 26120620), (2, 13060310), (4, 6530155), (5, 5224124), (10, 2612062), (20, 1306031), (67, 389860), (101, 258620), (134, 194930), (193, 135340), (202, 129310), (268, 97465), (335, 77972), (386, 67670), (404, 64655), (505, 51724), (670, 38986), (772, 33835), (965, 27068), (1010, 25862), (1340, 19493), (1930, 13534), (2020, 12931), (3860, 6767)]