20062400

素因数分解:

$2^6\times 5^2\times {\mathrm{12539}}^1$

素因数の和:12561

約数の個数: 42

約数和(自身を含む): 49369980

約数和(自身を除く): 29307580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 12539, 25078, 50156, 62695, 100312, 125390, 200624, 250780, 313475, 401248, 501560, 626950, 802496, 1003120, 1253900, 2006240, 2507800, 4012480, 5015600, 10031200, 20062400]

約数ペア:

[(1, 20062400), (2, 10031200), (4, 5015600), (5, 4012480), (8, 2507800), (10, 2006240), (16, 1253900), (20, 1003120), (25, 802496), (32, 626950), (40, 501560), (50, 401248), (64, 313475), (80, 250780), (100, 200624), (160, 125390), (200, 100312), (320, 62695), (400, 50156), (800, 25078), (1600, 12539)]