12480416

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1579}}^1$

素因数の和:1621

約数の個数: 48

約数和(自身を含む): 27871200

約数和(自身を除く): 15390784

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1579, 1976, 3158, 3952, 6316, 7904, 12632, 20527, 25264, 30001, 41054, 50528, 60002, 82108, 120004, 164216, 240008, 328432, 390013, 480016, 656864, 780026, 960032, 1560052, 3120104, 6240208, 12480416]

約数ペア:

[(1, 12480416), (2, 6240208), (4, 3120104), (8, 1560052), (13, 960032), (16, 780026), (19, 656864), (26, 480016), (32, 390013), (38, 328432), (52, 240008), (76, 164216), (104, 120004), (152, 82108), (208, 60002), (247, 50528), (304, 41054), (416, 30001), (494, 25264), (608, 20527), (988, 12632), (1579, 7904), (1976, 6316), (3158, 3952)]