19541940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1021}}^1$

素因数の和:1073

約数の個数: 96

約数和(自身を含む): 61810560

約数和(自身を除く): 42268620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 110, 116, 132, 145, 165, 174, 220, 290, 319, 330, 348, 435, 580, 638, 660, 870, 957, 1021, 1276, 1595, 1740, 1914, 2042, 3063, 3190, 3828, 4084, 4785, 5105, 6126, 6380, 9570, 10210, 11231, 12252, 15315, 19140, 20420, 22462, 29609, 30630, 33693, 44924, 56155, 59218, 61260, 67386, 88827, 112310, 118436, 134772, 148045, 168465, 177654, 224620, 296090, 325699, 336930, 355308, 444135, 592180, 651398, 673860, 888270, 977097, 1302796, 1628495, 1776540, 1954194, 3256990, 3908388, 4885485, 6513980, 9770970, 19541940]

約数ペア:

[(1, 19541940), (2, 9770970), (3, 6513980), (4, 4885485), (5, 3908388), (6, 3256990), (10, 1954194), (11, 1776540), (12, 1628495), (15, 1302796), (20, 977097), (22, 888270), (29, 673860), (30, 651398), (33, 592180), (44, 444135), (55, 355308), (58, 336930), (60, 325699), (66, 296090), (87, 224620), (110, 177654), (116, 168465), (132, 148045), (145, 134772), (165, 118436), (174, 112310), (220, 88827), (290, 67386), (319, 61260), (330, 59218), (348, 56155), (435, 44924), (580, 33693), (638, 30630), (660, 29609), (870, 22462), (957, 20420), (1021, 19140), (1276, 15315), (1595, 12252), (1740, 11231), (1914, 10210), (2042, 9570), (3063, 6380), (3190, 6126), (3828, 5105), (4084, 4785)]