20309670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 59097600

約数和(自身を除く): 38787930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 37, 38, 45, 54, 57, 74, 90, 95, 107, 111, 114, 135, 171, 185, 190, 214, 222, 270, 285, 321, 333, 342, 370, 513, 535, 555, 570, 642, 666, 703, 855, 963, 999, 1026, 1070, 1110, 1406, 1605, 1665, 1710, 1926, 1998, 2033, 2109, 2565, 2889, 3210, 3330, 3515, 3959, 4066, 4218, 4815, 4995, 5130, 5778, 6099, 6327, 7030, 7918, 9630, 9990, 10165, 10545, 11877, 12198, 12654, 14445, 18297, 18981, 19795, 20330, 21090, 23754, 28890, 30495, 31635, 35631, 36594, 37962, 39590, 54891, 59385, 60990, 63270, 71262, 75221, 91485, 94905, 106893, 109782, 118770, 150442, 178155, 182970, 189810, 213786, 225663, 274455, 356310, 376105, 451326, 534465, 548910, 676989, 752210, 1068930, 1128315, 1353978, 2030967, 2256630, 3384945, 4061934, 6769890, 10154835, 20309670]

約数ペア:

[(1, 20309670), (2, 10154835), (3, 6769890), (5, 4061934), (6, 3384945), (9, 2256630), (10, 2030967), (15, 1353978), (18, 1128315), (19, 1068930), (27, 752210), (30, 676989), (37, 548910), (38, 534465), (45, 451326), (54, 376105), (57, 356310), (74, 274455), (90, 225663), (95, 213786), (107, 189810), (111, 182970), (114, 178155), (135, 150442), (171, 118770), (185, 109782), (190, 106893), (214, 94905), (222, 91485), (270, 75221), (285, 71262), (321, 63270), (333, 60990), (342, 59385), (370, 54891), (513, 39590), (535, 37962), (555, 36594), (570, 35631), (642, 31635), (666, 30495), (703, 28890), (855, 23754), (963, 21090), (999, 20330), (1026, 19795), (1070, 18981), (1110, 18297), (1406, 14445), (1605, 12654), (1665, 12198), (1710, 11877), (1926, 10545), (1998, 10165), (2033, 9990), (2109, 9630), (2565, 7918), (2889, 7030), (3210, 6327), (3330, 6099), (3515, 5778), (3959, 5130), (4066, 4995), (4218, 4815)]