16293640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1949}}^1$

素因数の和:1990

約数の個数: 64

約数和(自身を含む): 42120000

約数和(自身を除く): 25826360

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 1949, 2090, 3898, 4180, 7796, 8360, 9745, 15592, 19490, 21439, 37031, 38980, 42878, 74062, 77960, 85756, 107195, 148124, 171512, 185155, 214390, 296248, 370310, 407341, 428780, 740620, 814682, 857560, 1481240, 1629364, 2036705, 3258728, 4073410, 8146820, 16293640]

約数ペア:

[(1, 16293640), (2, 8146820), (4, 4073410), (5, 3258728), (8, 2036705), (10, 1629364), (11, 1481240), (19, 857560), (20, 814682), (22, 740620), (38, 428780), (40, 407341), (44, 370310), (55, 296248), (76, 214390), (88, 185155), (95, 171512), (110, 148124), (152, 107195), (190, 85756), (209, 77960), (220, 74062), (380, 42878), (418, 38980), (440, 37031), (760, 21439), (836, 19490), (1045, 15592), (1672, 9745), (1949, 8360), (2090, 7796), (3898, 4180)]