20806301670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1\times {\mathrm{9887}}^1$

素因数の和:10826

約数の個数: 128

約数和(自身を含む): 62331420672

約数和(自身を除く): 41525119002

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 911, 1155, 1822, 2310, 2733, 4555, 5466, 6377, 9110, 9887, 10021, 12754, 13665, 19131, 19774, 20042, 27330, 29661, 30063, 31885, 38262, 49435, 50105, 59322, 60126, 63770, 69209, 70147, 95655, 98870, 100210, 108757, 138418, 140294, 148305, 150315, 191310, 207627, 210441, 217514, 296610, 300630, 326271, 346045, 350735, 415254, 420882, 543785, 652542, 692090, 701470, 761299, 1038135, 1052205, 1087570, 1522598, 1631355, 2076270, 2104410, 2283897, 3262710, 3806495, 4567794, 7612990, 9007057, 11419485, 18014114, 22838970, 27021171, 45035285, 54042342, 63049399, 90070570, 99077627, 126098798, 135105855, 189148197, 198155254, 270211710, 297232881, 315246995, 378296394, 495388135, 594465762, 630493990, 693543389, 945740985, 990776270, 1387086778, 1486164405, 1891481970, 2080630167, 2972328810, 3467716945, 4161260334, 6935433890, 10403150835, 20806301670]

約数ペア:

[(1, 20806301670), (2, 10403150835), (3, 6935433890), (5, 4161260334), (6, 3467716945), (7, 2972328810), (10, 2080630167), (11, 1891481970), (14, 1486164405), (15, 1387086778), (21, 990776270), (22, 945740985), (30, 693543389), (33, 630493990), (35, 594465762), (42, 495388135), (55, 378296394), (66, 315246995), (70, 297232881), (77, 270211710), (105, 198155254), (110, 189148197), (154, 135105855), (165, 126098798), (210, 99077627), (231, 90070570), (330, 63049399), (385, 54042342), (462, 45035285), (770, 27021171), (911, 22838970), (1155, 18014114), (1822, 11419485), (2310, 9007057), (2733, 7612990), (4555, 4567794), (5466, 3806495), (6377, 3262710), (9110, 2283897), (9887, 2104410), (10021, 2076270), (12754, 1631355), (13665, 1522598), (19131, 1087570), (19774, 1052205), (20042, 1038135), (27330, 761299), (29661, 701470), (30063, 692090), (31885, 652542), (38262, 543785), (49435, 420882), (50105, 415254), (59322, 350735), (60126, 346045), (63770, 326271), (69209, 300630), (70147, 296610), (95655, 217514), (98870, 210441), (100210, 207627), (108757, 191310), (138418, 150315), (140294, 148305)]