26423740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{457}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 65787120

約数和(自身を除く): 39363380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 98, 118, 140, 196, 236, 245, 295, 413, 457, 490, 590, 826, 914, 980, 1180, 1652, 1828, 2065, 2285, 2891, 3199, 4130, 4570, 5782, 6398, 8260, 9140, 11564, 12796, 14455, 15995, 22393, 26963, 28910, 31990, 44786, 53926, 57820, 63980, 89572, 107852, 111965, 134815, 188741, 223930, 269630, 377482, 447860, 539260, 754964, 943705, 1321187, 1887410, 2642374, 3774820, 5284748, 6605935, 13211870, 26423740]

約数ペア:

[(1, 26423740), (2, 13211870), (4, 6605935), (5, 5284748), (7, 3774820), (10, 2642374), (14, 1887410), (20, 1321187), (28, 943705), (35, 754964), (49, 539260), (59, 447860), (70, 377482), (98, 269630), (118, 223930), (140, 188741), (196, 134815), (236, 111965), (245, 107852), (295, 89572), (413, 63980), (457, 57820), (490, 53926), (590, 44786), (826, 31990), (914, 28910), (980, 26963), (1180, 22393), (1652, 15995), (1828, 14455), (2065, 12796), (2285, 11564), (2891, 9140), (3199, 8260), (4130, 6398), (4570, 5782)]