40400752

素因数分解:

$2^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2633}}^1$

素因数の和:2785

約数の個数: 40

約数和(自身を含む): 90146016

約数和(自身を除く): 49745264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 137, 274, 548, 959, 1096, 1918, 2192, 2633, 3836, 5266, 7672, 10532, 15344, 18431, 21064, 36862, 42128, 73724, 147448, 294896, 360721, 721442, 1442884, 2525047, 2885768, 5050094, 5771536, 10100188, 20200376, 40400752]

約数ペア:

[(1, 40400752), (2, 20200376), (4, 10100188), (7, 5771536), (8, 5050094), (14, 2885768), (16, 2525047), (28, 1442884), (56, 721442), (112, 360721), (137, 294896), (274, 147448), (548, 73724), (959, 42128), (1096, 36862), (1918, 21064), (2192, 18431), (2633, 15344), (3836, 10532), (5266, 7672)]