1909720904

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{751}}^1$

素因数の和:1283

約数の個数: 96

約数和(自身を含む): 4500720000

約数和(自身を除く): 2590999096

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 499, 637, 728, 751, 998, 1274, 1502, 1996, 2548, 3004, 3493, 3992, 5096, 5257, 6008, 6487, 6986, 9763, 10514, 12974, 13972, 19526, 21028, 24451, 25948, 27944, 36799, 39052, 42056, 45409, 48902, 51896, 68341, 73598, 78104, 90818, 97804, 136682, 147196, 181636, 195608, 273364, 294392, 317863, 363272, 374749, 478387, 546728, 635726, 749498, 956774, 1271452, 1498996, 1913548, 2542904, 2623243, 2997992, 3827096, 4871737, 5246486, 9743474, 10492972, 18362701, 19486948, 20985944, 34102159, 36725402, 38973896, 68204318, 73450804, 136408636, 146901608, 238715113, 272817272, 477430226, 954860452, 1909720904]

約数ペア:

[(1, 1909720904), (2, 954860452), (4, 477430226), (7, 272817272), (8, 238715113), (13, 146901608), (14, 136408636), (26, 73450804), (28, 68204318), (49, 38973896), (52, 36725402), (56, 34102159), (91, 20985944), (98, 19486948), (104, 18362701), (182, 10492972), (196, 9743474), (364, 5246486), (392, 4871737), (499, 3827096), (637, 2997992), (728, 2623243), (751, 2542904), (998, 1913548), (1274, 1498996), (1502, 1271452), (1996, 956774), (2548, 749498), (3004, 635726), (3493, 546728), (3992, 478387), (5096, 374749), (5257, 363272), (6008, 317863), (6487, 294392), (6986, 273364), (9763, 195608), (10514, 181636), (12974, 147196), (13972, 136682), (19526, 97804), (21028, 90818), (24451, 78104), (25948, 73598), (27944, 68341), (36799, 51896), (39052, 48902), (42056, 45409)]