27729520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{293}}^1$

素因数の和:339

約数の個数: 120

約数和(自身を含む): 80057376

約数和(自身を除く): 52327856

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 169, 182, 208, 260, 280, 293, 338, 364, 455, 520, 560, 586, 676, 728, 845, 910, 1040, 1172, 1183, 1352, 1456, 1465, 1690, 1820, 2051, 2344, 2366, 2704, 2930, 3380, 3640, 3809, 4102, 4688, 4732, 5860, 5915, 6760, 7280, 7618, 8204, 9464, 10255, 11720, 11830, 13520, 15236, 16408, 18928, 19045, 20510, 23440, 23660, 26663, 30472, 32816, 38090, 41020, 47320, 49517, 53326, 60944, 76180, 82040, 94640, 99034, 106652, 133315, 152360, 164080, 198068, 213304, 247585, 266630, 304720, 346619, 396136, 426608, 495170, 533260, 693238, 792272, 990340, 1066520, 1386476, 1733095, 1980680, 2133040, 2772952, 3466190, 3961360, 5545904, 6932380, 13864760, 27729520]

約数ペア:

[(1, 27729520), (2, 13864760), (4, 6932380), (5, 5545904), (7, 3961360), (8, 3466190), (10, 2772952), (13, 2133040), (14, 1980680), (16, 1733095), (20, 1386476), (26, 1066520), (28, 990340), (35, 792272), (40, 693238), (52, 533260), (56, 495170), (65, 426608), (70, 396136), (80, 346619), (91, 304720), (104, 266630), (112, 247585), (130, 213304), (140, 198068), (169, 164080), (182, 152360), (208, 133315), (260, 106652), (280, 99034), (293, 94640), (338, 82040), (364, 76180), (455, 60944), (520, 53326), (560, 49517), (586, 47320), (676, 41020), (728, 38090), (845, 32816), (910, 30472), (1040, 26663), (1172, 23660), (1183, 23440), (1352, 20510), (1456, 19045), (1465, 18928), (1690, 16408), (1820, 15236), (2051, 13520), (2344, 11830), (2366, 11720), (2704, 10255), (2930, 9464), (3380, 8204), (3640, 7618), (3809, 7280), (4102, 6760), (4688, 5915), (4732, 5860)]