7131041840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6856771}}^1$

素因数の和:6856797

約数の個数: 40

約数和(自身を含む): 17855034288

約数和(自身を除く): 10723992448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 6856771, 13713542, 27427084, 34283855, 54854168, 68567710, 89138023, 109708336, 137135420, 178276046, 274270840, 356552092, 445690115, 548541680, 713104184, 891380230, 1426208368, 1782760460, 3565520920, 7131041840]

約数ペア:

[(1, 7131041840), (2, 3565520920), (4, 1782760460), (5, 1426208368), (8, 891380230), (10, 713104184), (13, 548541680), (16, 445690115), (20, 356552092), (26, 274270840), (40, 178276046), (52, 137135420), (65, 109708336), (80, 89138023), (104, 68567710), (130, 54854168), (208, 34283855), (260, 27427084), (520, 13713542), (1040, 6856771)]