20432960

素因数分解:

$2^6\times 5^1\times {\mathrm{63853}}^1$

素因数の和:63870

約数の個数: 28

約数和(自身を含む): 48656748

約数和(自身を除く): 28223788

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 63853, 127706, 255412, 319265, 510824, 638530, 1021648, 1277060, 2043296, 2554120, 4086592, 5108240, 10216480, 20432960]

約数ペア:

[(1, 20432960), (2, 10216480), (4, 5108240), (5, 4086592), (8, 2554120), (10, 2043296), (16, 1277060), (20, 1021648), (32, 638530), (40, 510824), (64, 319265), (80, 255412), (160, 127706), (320, 63853)]