40037816

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1279}}^1$

素因数の和:1348

約数の個数: 64

約数和(自身を含む): 94617600

約数和(自身を除く): 54579784

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 52, 56, 86, 91, 104, 172, 182, 301, 344, 364, 559, 602, 728, 1118, 1204, 1279, 2236, 2408, 2558, 3913, 4472, 5116, 7826, 8953, 10232, 15652, 16627, 17906, 31304, 33254, 35812, 54997, 66508, 71624, 109994, 116389, 133016, 219988, 232778, 384979, 439976, 465556, 714961, 769958, 931112, 1429922, 1539916, 2859844, 3079832, 5004727, 5719688, 10009454, 20018908, 40037816]

約数ペア:

[(1, 40037816), (2, 20018908), (4, 10009454), (7, 5719688), (8, 5004727), (13, 3079832), (14, 2859844), (26, 1539916), (28, 1429922), (43, 931112), (52, 769958), (56, 714961), (86, 465556), (91, 439976), (104, 384979), (172, 232778), (182, 219988), (301, 133016), (344, 116389), (364, 109994), (559, 71624), (602, 66508), (728, 54997), (1118, 35812), (1204, 33254), (1279, 31304), (2236, 17906), (2408, 16627), (2558, 15652), (3913, 10232), (4472, 8953), (5116, 7826)]