12290740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:397

約数の個数: 96

約数和(自身を含む): 33675264

約数和(自身を除く): 21384524

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 55, 70, 77, 92, 110, 115, 140, 154, 161, 220, 230, 253, 308, 322, 347, 385, 460, 506, 644, 694, 770, 805, 1012, 1265, 1388, 1540, 1610, 1735, 1771, 2429, 2530, 3220, 3470, 3542, 3817, 4858, 5060, 6940, 7084, 7634, 7981, 8855, 9716, 12145, 15268, 15962, 17710, 19085, 24290, 26719, 31924, 35420, 38170, 39905, 48580, 53438, 55867, 76340, 79810, 87791, 106876, 111734, 133595, 159620, 175582, 223468, 267190, 279335, 351164, 438955, 534380, 558670, 614537, 877910, 1117340, 1229074, 1755820, 2458148, 3072685, 6145370, 12290740]

約数ペア:

[(1, 12290740), (2, 6145370), (4, 3072685), (5, 2458148), (7, 1755820), (10, 1229074), (11, 1117340), (14, 877910), (20, 614537), (22, 558670), (23, 534380), (28, 438955), (35, 351164), (44, 279335), (46, 267190), (55, 223468), (70, 175582), (77, 159620), (92, 133595), (110, 111734), (115, 106876), (140, 87791), (154, 79810), (161, 76340), (220, 55867), (230, 53438), (253, 48580), (308, 39905), (322, 38170), (347, 35420), (385, 31924), (460, 26719), (506, 24290), (644, 19085), (694, 17710), (770, 15962), (805, 15268), (1012, 12145), (1265, 9716), (1388, 8855), (1540, 7981), (1610, 7634), (1735, 7084), (1771, 6940), (2429, 5060), (2530, 4858), (3220, 3817), (3470, 3542)]