7199140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27689}}^1$

素因数の和:27711

約数の個数: 24

約数和(自身を含む): 16281720

約数和(自身を除く): 9082580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 27689, 55378, 110756, 138445, 276890, 359957, 553780, 719914, 1439828, 1799785, 3599570, 7199140]

約数ペア:

[(1, 7199140), (2, 3599570), (4, 1799785), (5, 1439828), (10, 719914), (13, 553780), (20, 359957), (26, 276890), (52, 138445), (65, 110756), (130, 55378), (260, 27689)]