2086659705

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:631

約数の個数: 128

約数和(自身を含む): 4041031680

約数和(自身を除く): 1954371975

約数列:

[1, 3, 5, 13, 15, 19, 23, 39, 47, 57, 65, 69, 95, 115, 141, 195, 235, 247, 285, 299, 345, 437, 521, 611, 705, 741, 893, 897, 1081, 1235, 1311, 1495, 1563, 1833, 2185, 2605, 2679, 3055, 3243, 3705, 4465, 4485, 5405, 5681, 6555, 6773, 7815, 9165, 9899, 11609, 11983, 13395, 14053, 16215, 17043, 20319, 20539, 24487, 28405, 29697, 33865, 34827, 35949, 42159, 49495, 58045, 59915, 61617, 70265, 73461, 85215, 101595, 102695, 122435, 128687, 148485, 155779, 174135, 179745, 210795, 227677, 267007, 308085, 318331, 367305, 386061, 465253, 467337, 563201, 643435, 683031, 778895, 801021, 954993, 1138385, 1335035, 1395759, 1591655, 1689603, 1930305, 2326265, 2336685, 2816005, 2959801, 3415155, 4005105, 4774965, 6048289, 6978795, 7321613, 8448015, 8879403, 10700819, 14799005, 18144867, 21964839, 30241445, 32102457, 36608065, 44397015, 53504095, 90724335, 109824195, 139110647, 160512285, 417331941, 695553235, 2086659705]

約数ペア:

[(1, 2086659705), (3, 695553235), (5, 417331941), (13, 160512285), (15, 139110647), (19, 109824195), (23, 90724335), (39, 53504095), (47, 44397015), (57, 36608065), (65, 32102457), (69, 30241445), (95, 21964839), (115, 18144867), (141, 14799005), (195, 10700819), (235, 8879403), (247, 8448015), (285, 7321613), (299, 6978795), (345, 6048289), (437, 4774965), (521, 4005105), (611, 3415155), (705, 2959801), (741, 2816005), (893, 2336685), (897, 2326265), (1081, 1930305), (1235, 1689603), (1311, 1591655), (1495, 1395759), (1563, 1335035), (1833, 1138385), (2185, 954993), (2605, 801021), (2679, 778895), (3055, 683031), (3243, 643435), (3705, 563201), (4465, 467337), (4485, 465253), (5405, 386061), (5681, 367305), (6555, 318331), (6773, 308085), (7815, 267007), (9165, 227677), (9899, 210795), (11609, 179745), (11983, 174135), (13395, 155779), (14053, 148485), (16215, 128687), (17043, 122435), (20319, 102695), (20539, 101595), (24487, 85215), (28405, 73461), (29697, 70265), (33865, 61617), (34827, 59915), (35949, 58045), (42159, 49495)]