17849260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^2$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 44600976

約数和(自身を除く): 26751716

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 79, 110, 130, 143, 158, 220, 260, 286, 316, 395, 572, 715, 790, 869, 1027, 1430, 1580, 1738, 2054, 2860, 3476, 4108, 4345, 5135, 6241, 8690, 10270, 11297, 12482, 17380, 20540, 22594, 24964, 31205, 45188, 56485, 62410, 68651, 81133, 112970, 124820, 137302, 162266, 225940, 274604, 324532, 343255, 405665, 686510, 811330, 892463, 1373020, 1622660, 1784926, 3569852, 4462315, 8924630, 17849260]

約数ペア:

[(1, 17849260), (2, 8924630), (4, 4462315), (5, 3569852), (10, 1784926), (11, 1622660), (13, 1373020), (20, 892463), (22, 811330), (26, 686510), (44, 405665), (52, 343255), (55, 324532), (65, 274604), (79, 225940), (110, 162266), (130, 137302), (143, 124820), (158, 112970), (220, 81133), (260, 68651), (286, 62410), (316, 56485), (395, 45188), (572, 31205), (715, 24964), (790, 22594), (869, 20540), (1027, 17380), (1430, 12482), (1580, 11297), (1738, 10270), (2054, 8690), (2860, 6241), (3476, 5135), (4108, 4345)]