19762380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1109}}^1$

素因数の和:1141

約数の個数: 120

約数和(自身を含む): 67692240

約数和(自身を除く): 47929860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1109, 1188, 1485, 1620, 1782, 1980, 2218, 2970, 3327, 3564, 4436, 4455, 5545, 5940, 6654, 8910, 9981, 11090, 12199, 13308, 16635, 17820, 19962, 22180, 24398, 29943, 33270, 36597, 39924, 48796, 49905, 59886, 60995, 66540, 73194, 89829, 99810, 109791, 119772, 121990, 146388, 149715, 179658, 182985, 199620, 219582, 243980, 299430, 329373, 359316, 365970, 439164, 449145, 548955, 598860, 658746, 731940, 898290, 988119, 1097910, 1317492, 1646865, 1796580, 1976238, 2195820, 3293730, 3952476, 4940595, 6587460, 9881190, 19762380]

約数ペア:

[(1, 19762380), (2, 9881190), (3, 6587460), (4, 4940595), (5, 3952476), (6, 3293730), (9, 2195820), (10, 1976238), (11, 1796580), (12, 1646865), (15, 1317492), (18, 1097910), (20, 988119), (22, 898290), (27, 731940), (30, 658746), (33, 598860), (36, 548955), (44, 449145), (45, 439164), (54, 365970), (55, 359316), (60, 329373), (66, 299430), (81, 243980), (90, 219582), (99, 199620), (108, 182985), (110, 179658), (132, 149715), (135, 146388), (162, 121990), (165, 119772), (180, 109791), (198, 99810), (220, 89829), (270, 73194), (297, 66540), (324, 60995), (330, 59886), (396, 49905), (405, 48796), (495, 39924), (540, 36597), (594, 33270), (660, 29943), (810, 24398), (891, 22180), (990, 19962), (1109, 17820), (1188, 16635), (1485, 13308), (1620, 12199), (1782, 11090), (1980, 9981), (2218, 8910), (2970, 6654), (3327, 5940), (3564, 5545), (4436, 4455)]