40862440

素因数分解:

$2^3\times 5^1\times {\mathrm{1021561}}^1$

素因数の和:1021572

約数の個数: 16

約数和(自身を含む): 91940580

約数和(自身を除く): 51078140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1021561, 2043122, 4086244, 5107805, 8172488, 10215610, 20431220, 40862440]

約数ペア:

[(1, 40862440), (2, 20431220), (4, 10215610), (5, 8172488), (8, 5107805), (10, 4086244), (20, 2043122), (40, 1021561)]