20110540780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{863}}^1\times {\mathrm{1451}}^1$

素因数の和:2407

約数の個数: 96

約数和(自身を含む): 46788876288

約数和(自身を除く): 26678335508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 863, 1451, 1460, 1606, 1726, 2902, 3212, 3452, 4015, 4315, 5804, 7255, 8030, 8630, 9493, 14510, 15961, 16060, 17260, 18986, 29020, 31922, 37972, 47465, 62999, 63844, 79805, 94930, 105923, 125998, 159610, 189860, 211846, 251996, 314995, 319220, 423692, 529615, 629990, 692989, 1059230, 1165153, 1252213, 1259980, 1385978, 2118460, 2330306, 2504426, 2771956, 3464945, 4660612, 5008852, 5825765, 6261065, 6929890, 11651530, 12522130, 13774343, 13859780, 23303060, 25044260, 27548686, 55097372, 68871715, 91411549, 137743430, 182823098, 275486860, 365646196, 457057745, 914115490, 1005527039, 1828230980, 2011054078, 4022108156, 5027635195, 10055270390, 20110540780]

約数ペア:

[(1, 20110540780), (2, 10055270390), (4, 5027635195), (5, 4022108156), (10, 2011054078), (11, 1828230980), (20, 1005527039), (22, 914115490), (44, 457057745), (55, 365646196), (73, 275486860), (110, 182823098), (146, 137743430), (220, 91411549), (292, 68871715), (365, 55097372), (730, 27548686), (803, 25044260), (863, 23303060), (1451, 13859780), (1460, 13774343), (1606, 12522130), (1726, 11651530), (2902, 6929890), (3212, 6261065), (3452, 5825765), (4015, 5008852), (4315, 4660612), (5804, 3464945), (7255, 2771956), (8030, 2504426), (8630, 2330306), (9493, 2118460), (14510, 1385978), (15961, 1259980), (16060, 1252213), (17260, 1165153), (18986, 1059230), (29020, 692989), (31922, 629990), (37972, 529615), (47465, 423692), (62999, 319220), (63844, 314995), (79805, 251996), (94930, 211846), (105923, 189860), (125998, 159610)]