390424076

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{263089}}^1$

素因数の和:263153

約数の個数: 24

約数和(自身を含む): 795584160

約数和(自身を除く): 405160084

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 263089, 526178, 1052356, 1841623, 3683246, 7366492, 13943717, 27887434, 55774868, 97606019, 195212038, 390424076]

約数ペア:

[(1, 390424076), (2, 195212038), (4, 97606019), (7, 55774868), (14, 27887434), (28, 13943717), (53, 7366492), (106, 3683246), (212, 1841623), (371, 1052356), (742, 526178), (1484, 263089)]