2020447935

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{709}}^1$

素因数の和:854

約数の個数: 128

約数和(自身を含む): 4171392000

約数和(自身を除く): 2150944065

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 95, 99, 101, 135, 165, 171, 209, 285, 297, 303, 495, 505, 513, 627, 709, 855, 909, 1045, 1111, 1485, 1515, 1881, 1919, 2127, 2565, 2727, 3135, 3333, 3545, 4545, 5555, 5643, 5757, 6381, 7799, 9405, 9595, 9999, 10635, 13471, 13635, 16665, 17271, 19143, 21109, 23397, 28215, 28785, 29997, 31905, 38995, 40413, 49995, 51813, 63327, 67355, 70191, 71609, 86355, 95715, 105545, 116985, 121239, 148181, 149985, 189981, 202065, 210573, 214827, 259065, 316635, 350955, 358045, 363717, 444543, 569943, 606195, 644481, 740905, 787699, 949905, 1052865, 1074135, 1333629, 1360571, 1818585, 1933443, 2222715, 2363097, 2849715, 3222405, 3938495, 4000887, 4081713, 6668145, 6802855, 7089291, 9667215, 11815485, 12245139, 14966281, 20004435, 20408565, 21267873, 35446455, 36735417, 44898843, 61225695, 74831405, 106339365, 134696529, 183677085, 224494215, 404089587, 673482645, 2020447935]

約数ペア:

[(1, 2020447935), (3, 673482645), (5, 404089587), (9, 224494215), (11, 183677085), (15, 134696529), (19, 106339365), (27, 74831405), (33, 61225695), (45, 44898843), (55, 36735417), (57, 35446455), (95, 21267873), (99, 20408565), (101, 20004435), (135, 14966281), (165, 12245139), (171, 11815485), (209, 9667215), (285, 7089291), (297, 6802855), (303, 6668145), (495, 4081713), (505, 4000887), (513, 3938495), (627, 3222405), (709, 2849715), (855, 2363097), (909, 2222715), (1045, 1933443), (1111, 1818585), (1485, 1360571), (1515, 1333629), (1881, 1074135), (1919, 1052865), (2127, 949905), (2565, 787699), (2727, 740905), (3135, 644481), (3333, 606195), (3545, 569943), (4545, 444543), (5555, 363717), (5643, 358045), (5757, 350955), (6381, 316635), (7799, 259065), (9405, 214827), (9595, 210573), (9999, 202065), (10635, 189981), (13471, 149985), (13635, 148181), (16665, 121239), (17271, 116985), (19143, 105545), (21109, 95715), (23397, 86355), (28215, 71609), (28785, 70191), (29997, 67355), (31905, 63327), (38995, 51813), (40413, 49995)]