26181680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{6679}}^1$

素因数の和:6706

約数の個数: 60

約数和(自身を含む): 70821360

約数和(自身を除く): 44639680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 6679, 13358, 26716, 33395, 46753, 53432, 66790, 93506, 106864, 133580, 187012, 233765, 267160, 327271, 374024, 467530, 534320, 654542, 748048, 935060, 1309084, 1636355, 1870120, 2618168, 3272710, 3740240, 5236336, 6545420, 13090840, 26181680]

約数ペア:

[(1, 26181680), (2, 13090840), (4, 6545420), (5, 5236336), (7, 3740240), (8, 3272710), (10, 2618168), (14, 1870120), (16, 1636355), (20, 1309084), (28, 935060), (35, 748048), (40, 654542), (49, 534320), (56, 467530), (70, 374024), (80, 327271), (98, 267160), (112, 233765), (140, 187012), (196, 133580), (245, 106864), (280, 93506), (392, 66790), (490, 53432), (560, 46753), (784, 33395), (980, 26716), (1960, 13358), (3920, 6679)]