16910740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 45158400

約数和(自身を除く): 28247660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 79, 110, 139, 140, 154, 158, 220, 278, 308, 316, 385, 395, 553, 556, 695, 770, 790, 869, 973, 1106, 1390, 1529, 1540, 1580, 1738, 1946, 2212, 2765, 2780, 3058, 3476, 3892, 4345, 4865, 5530, 6083, 6116, 7645, 8690, 9730, 10703, 10981, 11060, 12166, 15290, 17380, 19460, 21406, 21962, 24332, 30415, 30580, 42812, 43924, 53515, 54905, 60830, 76867, 107030, 109810, 120791, 121660, 153734, 214060, 219620, 241582, 307468, 384335, 483164, 603955, 768670, 845537, 1207910, 1537340, 1691074, 2415820, 3382148, 4227685, 8455370, 16910740]

約数ペア:

[(1, 16910740), (2, 8455370), (4, 4227685), (5, 3382148), (7, 2415820), (10, 1691074), (11, 1537340), (14, 1207910), (20, 845537), (22, 768670), (28, 603955), (35, 483164), (44, 384335), (55, 307468), (70, 241582), (77, 219620), (79, 214060), (110, 153734), (139, 121660), (140, 120791), (154, 109810), (158, 107030), (220, 76867), (278, 60830), (308, 54905), (316, 53515), (385, 43924), (395, 42812), (553, 30580), (556, 30415), (695, 24332), (770, 21962), (790, 21406), (869, 19460), (973, 17380), (1106, 15290), (1390, 12166), (1529, 11060), (1540, 10981), (1580, 10703), (1738, 9730), (1946, 8690), (2212, 7645), (2765, 6116), (2780, 6083), (3058, 5530), (3476, 4865), (3892, 4345)]