8889359440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{657497}}^1$

素因数の和:657536

約数の個数: 60

約数和(自身を含む): 22379916924

約数和(自身を除く): 13490557484

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 13520, 657497, 1314994, 2629988, 3287485, 5259976, 6574970, 8547461, 10519952, 13149940, 17094922, 26299880, 34189844, 42737305, 52599760, 68379688, 85474610, 111116993, 136759376, 170949220, 222233986, 341898440, 444467972, 555584965, 683796880, 888935944, 1111169930, 1777871888, 2222339860, 4444679720, 8889359440]

約数ペア:

[(1, 8889359440), (2, 4444679720), (4, 2222339860), (5, 1777871888), (8, 1111169930), (10, 888935944), (13, 683796880), (16, 555584965), (20, 444467972), (26, 341898440), (40, 222233986), (52, 170949220), (65, 136759376), (80, 111116993), (104, 85474610), (130, 68379688), (169, 52599760), (208, 42737305), (260, 34189844), (338, 26299880), (520, 17094922), (676, 13149940), (845, 10519952), (1040, 8547461), (1352, 6574970), (1690, 5259976), (2704, 3287485), (3380, 2629988), (6760, 1314994), (13520, 657497)]