28967860

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{19841}}^1$

素因数の和:19923

約数の個数: 24

約数和(自身を含む): 61668936

約数和(自身を除く): 32701076

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 19841, 39682, 79364, 99205, 198410, 396820, 1448393, 2896786, 5793572, 7241965, 14483930, 28967860]

約数ペア:

[(1, 28967860), (2, 14483930), (4, 7241965), (5, 5793572), (10, 2896786), (20, 1448393), (73, 396820), (146, 198410), (292, 99205), (365, 79364), (730, 39682), (1460, 19841)]