12236720

素因数分解:

$2^4\times 5^1\times {\mathrm{152959}}^1$

素因数の和:152972

約数の個数: 20

約数和(自身を含む): 28450560

約数和(自身を除く): 16213840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 152959, 305918, 611836, 764795, 1223672, 1529590, 2447344, 3059180, 6118360, 12236720]

約数ペア:

[(1, 12236720), (2, 6118360), (4, 3059180), (5, 2447344), (8, 1529590), (10, 1223672), (16, 764795), (20, 611836), (40, 305918), (80, 152959)]