12807440

素因数分解:

$2^4\times 5^1\times {\mathrm{160093}}^1$

素因数の和:160106

約数の個数: 20

約数和(自身を含む): 29777484

約数和(自身を除く): 16970044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 160093, 320186, 640372, 800465, 1280744, 1600930, 2561488, 3201860, 6403720, 12807440]

約数ペア:

[(1, 12807440), (2, 6403720), (4, 3201860), (5, 2561488), (8, 1600930), (10, 1280744), (16, 800465), (20, 640372), (40, 320186), (80, 160093)]