52781520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19993}}^1$

素因数の和:20020

約数の個数: 80

約数和(自身を含む): 178506432

約数和(自身を除く): 125724912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 19993, 39986, 59979, 79972, 99965, 119958, 159944, 199930, 219923, 239916, 299895, 319888, 399860, 439846, 479832, 599790, 659769, 799720, 879692, 959664, 1099615, 1199580, 1319538, 1599440, 1759384, 2199230, 2399160, 2639076, 3298845, 3518768, 4398460, 4798320, 5278152, 6597690, 8796920, 10556304, 13195380, 17593840, 26390760, 52781520]

約数ペア:

[(1, 52781520), (2, 26390760), (3, 17593840), (4, 13195380), (5, 10556304), (6, 8796920), (8, 6597690), (10, 5278152), (11, 4798320), (12, 4398460), (15, 3518768), (16, 3298845), (20, 2639076), (22, 2399160), (24, 2199230), (30, 1759384), (33, 1599440), (40, 1319538), (44, 1199580), (48, 1099615), (55, 959664), (60, 879692), (66, 799720), (80, 659769), (88, 599790), (110, 479832), (120, 439846), (132, 399860), (165, 319888), (176, 299895), (220, 239916), (240, 219923), (264, 199930), (330, 159944), (440, 119958), (528, 99965), (660, 79972), (880, 59979), (1320, 39986), (2640, 19993)]