27422780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17807}}^1$

素因数の和:17834

約数の個数: 48

約数和(自身を含む): 71801856

約数和(自身を除く): 44379076

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 17807, 35614, 71228, 89035, 124649, 178070, 195877, 249298, 356140, 391754, 498596, 623245, 783508, 979385, 1246490, 1371139, 1958770, 2492980, 2742278, 3917540, 5484556, 6855695, 13711390, 27422780]

約数ペア:

[(1, 27422780), (2, 13711390), (4, 6855695), (5, 5484556), (7, 3917540), (10, 2742278), (11, 2492980), (14, 1958770), (20, 1371139), (22, 1246490), (28, 979385), (35, 783508), (44, 623245), (55, 498596), (70, 391754), (77, 356140), (110, 249298), (140, 195877), (154, 178070), (220, 124649), (308, 89035), (385, 71228), (770, 35614), (1540, 17807)]