11131340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2663}}^1$

素因数の和:2702

約数の個数: 48

約数和(自身を含む): 26853120

約数和(自身を除く): 15721780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 2663, 4180, 5326, 10652, 13315, 26630, 29293, 50597, 53260, 58586, 101194, 117172, 146465, 202388, 252985, 292930, 505970, 556567, 585860, 1011940, 1113134, 2226268, 2782835, 5565670, 11131340]

約数ペア:

[(1, 11131340), (2, 5565670), (4, 2782835), (5, 2226268), (10, 1113134), (11, 1011940), (19, 585860), (20, 556567), (22, 505970), (38, 292930), (44, 252985), (55, 202388), (76, 146465), (95, 117172), (110, 101194), (190, 58586), (209, 53260), (220, 50597), (380, 29293), (418, 26630), (836, 13315), (1045, 10652), (2090, 5326), (2663, 4180)]