6881680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{509}}^1$

素因数の和:548

約数の個数: 60

約数和(自身を含む): 17359380

約数和(自身を除く): 10477700

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 509, 520, 676, 845, 1018, 1040, 1352, 1690, 2036, 2545, 2704, 3380, 4072, 5090, 6617, 6760, 8144, 10180, 13234, 13520, 20360, 26468, 33085, 40720, 52936, 66170, 86021, 105872, 132340, 172042, 264680, 344084, 430105, 529360, 688168, 860210, 1376336, 1720420, 3440840, 6881680]

約数ペア:

[(1, 6881680), (2, 3440840), (4, 1720420), (5, 1376336), (8, 860210), (10, 688168), (13, 529360), (16, 430105), (20, 344084), (26, 264680), (40, 172042), (52, 132340), (65, 105872), (80, 86021), (104, 66170), (130, 52936), (169, 40720), (208, 33085), (260, 26468), (338, 20360), (509, 13520), (520, 13234), (676, 10180), (845, 8144), (1018, 6760), (1040, 6617), (1352, 5090), (1690, 4072), (2036, 3380), (2545, 2704)]